Look for symbols in opd section

[pastalian]

This patch fixes test case for ppc64. ppc64 binary has function symbols in opd section, which current test case does not expect.

test log

``` Running `/var/tmp/portage/app-crypt/rpm-sequoia-1.6.0/work/rpm-sequoia-1.6.0/target/release/deps/symbols-3405ed49d96325fa` running 1 test test symbols ... FAILED failures: ---- symbols stdout ---- Found 0 symbols: Expected 33 symbols: _pgpArmorWrap _pgpCleanDig _pgpDigGetParams _pgpDigParamsAlgo _pgpDigParamsCmp _pgpDigParamsCreationTime _pgpDigParamsFree _pgpDigParamsSignID _pgpDigParamsUserID _pgpDigParamsVersion _pgpFreeDig _pgpNewDig _pgpParsePkts _pgpPrtParams _pgpPrtParams2 _pgpPrtParamsSubkeys _pgpPrtPkts _pgpPubKeyCertLen _pgpPubKeyLint _pgpPubkeyFingerprint _pgpPubkeyKeyID _pgpSignatureType _pgpVerifySig _pgpVerifySignature _pgpVerifySignature2 _rpmDigestDup _rpmDigestFinal _rpmDigestInit _rpmDigestLength _rpmDigestUpdate _rpmFreeCrypto _rpmInitCrypto rust_eh_personality (optional) Missing expected symbol _pgpArmorWrap Missing expected symbol _pgpCleanDig Missing expected symbol _pgpDigGetParams Missing expected symbol _pgpDigParamsAlgo Missing expected symbol _pgpDigParamsCmp Missing expected symbol _pgpDigParamsCreationTime Missing expected symbol _pgpDigParamsFree Missing expected symbol _pgpDigParamsSignID Missing expected symbol _pgpDigParamsUserID Missing expected symbol _pgpDigParamsVersion Missing expected symbol _pgpFreeDig Missing expected symbol _pgpNewDig Missing expected symbol _pgpParsePkts Missing expected symbol _pgpPrtParams Missing expected symbol _pgpPrtParams2 Missing expected symbol _pgpPrtParamsSubkeys Missing expected symbol _pgpPrtPkts Missing expected symbol _pgpPubKeyCertLen Missing expected symbol _pgpPubKeyLint Missing expected symbol _pgpPubkeyFingerprint Missing expected symbol _pgpPubkeyKeyID Missing expected symbol _pgpSignatureType Missing expected symbol _pgpVerifySig Missing expected symbol _pgpVerifySignature Missing expected symbol _pgpVerifySignature2 Missing expected symbol _rpmDigestDup Missing expected symbol _rpmDigestFinal Missing expected symbol _rpmDigestInit Missing expected symbol _rpmDigestLength Missing expected symbol _rpmDigestUpdate Missing expected symbol _rpmFreeCrypto Missing expected symbol _rpmInitCrypto *** If you see unexpected symbols like SHA1DCInit..., then you need version 0.2.6 or later of sha1collisiondetection. *** Error: symbol mismatch failures: symbols test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s error: test failed, to rerun pass `--test symbols` ```

binary info

``` # file /usr/lib64/librpm_sequoia.so.1 /usr/lib64/librpm_sequoia.so.1: ELF 64-bit MSB shared object, 64-bit PowerPC or cisco 7500, Power ELF V1 ABI, version 1 (SYSV), dynamically linked, stripped # objdump -T /usr/lib64/librpm_sequoia.so.1 | grep 'DF .opd' 0000000000585440 g DF .opd 00000000000005fc Base _rpmInitCrypto 0000000000585650 g DF .opd 0000000000000620 Base _pgpPubkeyKeyID 0000000000585710 g DF .opd 0000000000000630 Base _pgpPrtParams 00000000005855f0 g DF .opd 000000000000062c Base _pgpVerifySignature 0000000000587468 g DF .opd 0000000000000634 Base _rpmDigestUpdate 0000000000585590 g DF .opd 000000000000061c Base _pgpDigParamsVersion 0000000000587450 g DF .opd 0000000000000614 Base _rpmDigestLength 00000000005857d0 g DF .opd 0000000000000624 Base _pgpPubKeyLint 0000000000585908 g DF .opd 000000000000060c Base _pgpVerifySig 00000000005854b8 g DF .opd 0000000000000604 Base _pgpDigParamsFree 00000000005856b0 g DF .opd 0000000000000624 Base _pgpArmorWrap 0000000000585878 g DF .opd 00000000000005f8 Base _pgpCleanDig 0000000000585848 g DF .opd 00000000000005ec Base _pgpNewDig 0000000000585620 g DF .opd 0000000000000648 Base _pgpVerifySignature2 0000000000585740 g DF .opd 000000000000063c Base _pgpPrtParams2 0000000000585530 g DF .opd 000000000000060c Base _pgpDigParamsSignID 00000000005856e0 g DF .opd 0000000000000628 Base _pgpPubKeyCertLen 0000000000587498 g DF .opd 0000000000000638 Base _rpmDigestFinal 0000000000585500 g DF .opd 0000000000000610 Base _pgpDigParamsAlgo 0000000000585818 g DF .opd 0000000000000620 Base _pgpPrtPkts 00000000005857a0 g DF .opd 0000000000000624 Base _pgpParsePkts 00000000005858d8 g DF .opd 0000000000000610 Base _pgpDigGetParams 0000000000585560 g DF .opd 000000000000060c Base _pgpDigParamsUserID 0000000000587420 g DF .opd 0000000000000610 Base _rpmDigestDup 00000000005855c0 g DF .opd 0000000000000620 Base _pgpDigParamsCreationTime 00000000005854d0 g DF .opd 0000000000000610 Base _pgpDigParamsCmp 0000000000585488 g DF .opd 0000000000000608 Base _pgpSignatureType 0000000000585470 g DF .opd 00000000000005fc Base _rpmFreeCrypto 0000000000585680 g DF .opd 0000000000000648 Base _pgpPubkeyFingerprint 0000000000585770 g DF .opd 0000000000000654 Base _pgpPrtParamsSubkeys 00000000005858a8 g DF .opd 00000000000005fc Base _pgpFreeDig 00000000005873f0 g DF .opd 0000000000000618 Base _rpmDigestInit ```

Gentoo Bug: https://bugs.gentoo.org/933486

[nwalfield]

Merged via #74. Thanks for your contribution!