Added php81-exif

[thespad]

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• [x] I have read the contributing guideline and understand that I have made the correct modifications

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Description:

Benefits of this PR and context:

How Has This Been Tested?

Source / References:

[LinuxServer-CI]

I am a bot, here are the test results for this PR: https://ci-tests.linuxserver.io/lspipepr/snipe-it/v6.3.1-pkg-375bd138-dev-60f00879c69bf93c8659fbf304a96bc1530fafac-pr-67/index.html https://ci-tests.linuxserver.io/lspipepr/snipe-it/v6.3.1-pkg-375bd138-dev-60f00879c69bf93c8659fbf304a96bc1530fafac-pr-67/shellcheck-result.xml	Tag	Passed
amd64-v6.3.1-pkg-375bd138-dev-60f00879c69bf93c8659fbf304a96bc1530fafac-pr-67	✅
arm64v8-v6.3.1-pkg-375bd138-dev-60f00879c69bf93c8659fbf304a96bc1530fafac-pr-67	✅

[LinuxServer-CI]

I am a bot, here are the test results for this PR: https://ci-tests.linuxserver.io/lspipepr/snipe-it/v6.3.1-pkg-375bd138-dev-33e4285be08fef94bb02ac0814bbede1e9c50346-pr-67/index.html https://ci-tests.linuxserver.io/lspipepr/snipe-it/v6.3.1-pkg-375bd138-dev-33e4285be08fef94bb02ac0814bbede1e9c50346-pr-67/shellcheck-result.xml	Tag	Passed
amd64-v6.3.1-pkg-375bd138-dev-33e4285be08fef94bb02ac0814bbede1e9c50346-pr-67	✅
arm64v8-v6.3.1-pkg-375bd138-dev-33e4285be08fef94bb02ac0814bbede1e9c50346-pr-67	✅