[ARM CPU] Enable MVN tests for f16 (#22971)

### Tickets:
 - part of CVS-123019

Author: allnes

src/plugins/intel_cpu/tests/functional/shared_tests_instances/skip_tests_config.cpp

@@ -246,7 +246,6 @@ std::vector<std::string> disabledTestPatterns() {
 
 #    if defined(OV_CPU_ARM_ENABLE_FP16)
     // Issue: 123019
-    retVector.emplace_back(R"(smoke_CompareWithRefs_Mvn.*INFERENCE_PRECISION_HINT=f16.*)");
     retVector.emplace_back(R"(smoke_staticShapes4D.*INFERENCE_PRECISION_HINT=f16.*)");
     retVector.emplace_back(R"(smoke_dynamicShapes4D.*INFERENCE_PRECISION_HINT=f16.*)");
     // Issue: 124309