cm_cxx_features: Filter out 'icpc: command line warning #10121'

This warning appears for:

    overriding '-xCORE-AVX2' with '-march=haswell'`

in some Cray environments.

Fixes: #20664

Source/Checks/cm_cxx_features.cmake

@@ -32,6 +32,8 @@ function(cm_check_cxx_feature name)
     string(REGEX REPLACE "[^\n]*libhugetlbfs [^\n]*: WARNING[^\n]*" "" check_output "${check_output}")
     # Filter out xcodebuild warnings.
     string(REGEX REPLACE "[^\n]* xcodebuild\\[[0-9]*:[0-9]*\\] warning: [^\n]*" "" check_output "${check_output}")
+    # Filter out icpc warnings
+    string(REGEX REPLACE "[^\n]*icpc: command line warning #10121: overriding [^\n]*" "" check_output "${check_output}")
     # Filter out ld warnings.
     string(REGEX REPLACE "[^\n]*ld: warning: [^\n]*" "" check_output "${check_output}")
     # Filter out CUDA installation warnings.