Fix description of FeatureSIMD

The associated dll is actually System.Numerics.Vectors.dll,
plus System.Numerics.dll on desktop.

Author: CarolEidt

src/inc/clrconfigvalues.h

@@ -539,7 +539,7 @@ RETAIL_CONFIG_DWORD_INFO(INTERNAL_JitVNMapSelBudget, W("JitVNMapSelBudget"), 100
 #else // !(defined(_TARGET_AMD64_) || defined(_TARGET_X86_)
 #define EXTERNAL_JitEnableAVX_Default 0
 #endif // !(defined(_TARGET_AMD64_) || defined(_TARGET_X86_)
-RETAIL_CONFIG_DWORD_INFO_EX(EXTERNAL_FeatureSIMD, W("FeatureSIMD"), EXTERNAL_FeatureSIMD_Default, "Enable SIMD support with companion SIMDVector.dll", CLRConfig::REGUTIL_default)
+RETAIL_CONFIG_DWORD_INFO_EX(EXTERNAL_FeatureSIMD, W("FeatureSIMD"), EXTERNAL_FeatureSIMD_Default, "Enable SIMD intrinsics recognition in System.Numerics.dll and/or System.Numerics.Vectors.dll", CLRConfig::REGUTIL_default)
 RETAIL_CONFIG_DWORD_INFO(INTERNAL_SIMD16ByteOnly, W("SIMD16ByteOnly"), 0, "Limit maximum SIMD vector length to 16 bytes (used by x64_arm64_altjit)")
 RETAIL_CONFIG_DWORD_INFO_EX(EXTERNAL_EnableAVX, W("EnableAVX"), EXTERNAL_JitEnableAVX_Default, "Enable AVX instruction set for wide operations as default", CLRConfig::REGUTIL_default)