perf(profiling): cache TlsConfig#3666

morrisonlevi wants to merge 2 commits intomasterDataDog/dd-trace-php:masterfrom

PROF-13824-ProfileExporter-new-creates-TLS-config-every-timeDataDog/dd-trace-php:PROF-13824-ProfileExporter-new-creates-TLS-config-every-timeCopy head branch name to clipboard