Add config to disable obfuscation in memcached queries

[pablomartinezbernardo]

Description

Add config to disable obfuscation in memcached queries. Keeps old behavior by default. Added on both memcache and memcached. Tests for memached cover only one path, but I didn't want to duplicate the number of integration tests.

Reviewer checklist

• [ ] Test coverage seems ok.
• [ ] Appropriate labels assigned.

[pr-commenter[bot]]

Benchmarks

Benchmark execution time: 2024-06-20 15:12:56

Comparing candidate commit 8e2b1b9ac9bb5e55820eba1b29b7dc43f6820936 in PR branch pmartinez/memcached-disable-obfuscation with baseline commit 59d123805767c6a23247985bb50d2bc542bcd4bf in branch master.

Found 2 performance improvements and 1 performance regressions! Performance is the same for 175 metrics, 0 unstable metrics.

scenario:EmptyFileBench/benchEmptyFileOverhead

• 🟩 execution_time [-159.345µs; -63.355µs] or [-5.951%; -2.366%]

scenario:MessagePackSerializationBench/benchMessagePackSerialization-opcache

• 🟩 execution_time [-6.943µs; -5.817µs] or [-2.890%; -2.421%]

scenario:PDOBench/benchPDOBaseline-opcache

• 🟥 execution_time [+12.590µs; +17.053µs] or [+7.240%; +9.807%]