Merge branch 'FixWarningGrep' into 'master'

Update warnings grep; fails on Linux

See merge request ogs/ogs!5296

Author: bilke

scripts/ci/extends/template-build-linux.yml

@@ -118,7 +118,7 @@
                                                          -e "warning: 'has_denorm' is deprecated" \
                                                          -e 'dlmalloc_ext_2_8_6\.c:[0-9:]+: warning: iteration [0-9]+ invokes undefined behavior' \
                                                          -e '1 warning generated' \
-                                                         || true)
+                                                         ) || true
         if [[ -n $warnings ]]; then
           printf 'There were compiler warnings:\n\n'
           printf '%s\n' "$warnings"