Updated CXX_FLAGS of PR configs with warnings-as-errors flags

Updated the CXX_FLAGS of gcc-openmpi-openmp and gcc-openmpi PR testing configurations
with additional warnings-as-errors flags of `-Werror=sign-compare -Werror=unused-variable -Werror=parentheses`

Signed-off-by: Anderson <achauph@sandia.gov>

packages/framework/ini-files/config-specs.ini

@@ -3144,7 +3144,7 @@ use COMMON_SPACK_TPLS
 opt-set-cmake-var MPI_EXEC_PRE_NUMPROCS_FLAGS                   STRING       : --bind-to;none --mca btl vader,self
 opt-set-cmake-var CMAKE_CXX_EXTENSIONS                          BOOL         : OFF
 opt-set-cmake-var Teko_DISABLE_LSCSTABALIZED_TPETRA_ALPAH_INV_D BOOL         : ON
-opt-set-cmake-var CMAKE_CXX_FLAGS                               STRING       : -fno-strict-aliasing -Wall -Wno-clobbered -Wno-vla -Wno-pragmas -Wno-unknown-pragmas -Wno-parentheses -Wno-unused-local-typedefs -Wno-literal-suffix -Wno-deprecated-declarations -Wno-misleading-indentation -Wno-int-in-bool-context -Wno-maybe-uninitialized -Wno-class-memaccess -Wno-inline -Wno-nonnull-compare -Wno-address -DTRILINOS_HIDE_DEPRECATED_HEADER_WARNINGS
+opt-set-cmake-var CMAKE_CXX_FLAGS                               STRING       : -fno-strict-aliasing -Wall -Wno-clobbered -Wno-vla -Wno-pragmas -Wno-unknown-pragmas -Wno-unused-local-typedefs -Wno-literal-suffix -Wno-deprecated-declarations -Wno-misleading-indentation -Wno-int-in-bool-context -Wno-maybe-uninitialized -Wno-class-memaccess -Wno-inline -Wno-nonnull-compare -Wno-address -Werror=sign-compare -Werror=unused-variable -Werror=parentheses -DTRILINOS_HIDE_DEPRECATED_HEADER_WARNINGS
 
 # TPL_BLAS_LIBRARIES is redefined here with libm for SuperLU to properly link
 opt-set-cmake-var TPL_BLAS_LIBRARIES STRING FORCE : -L${BLAS_ROOT|ENV}/lib;-lblas;-lgfortran;-lgomp;-lm
@@ -3187,7 +3187,7 @@ opt-set-cmake-var ROL_example_PDE-OPT_helmholtz_example_02_MPI_1_DISABLE BOOL
 opt-set-cmake-var Pliris_vector_random_MPI_3_DISABLE                     BOOL         : ON
 opt-set-cmake-var Pliris_vector_random_MPI_4_DISABLE                     BOOL         : ON
 
-opt-set-cmake-var CMAKE_CXX_FLAGS                                        STRING FORCE : -Wall -Wno-clobbered -Wno-vla -Wno-pragmas -Wno-unknown-pragmas -Wno-unused-local-typedefs -Wno-literal-suffix -Wno-deprecated-declarations -Wno-misleading-indentation -Wno-int-in-bool-context -Wno-maybe-uninitialized -Wno-nonnull-compare -Wno-address -Wno-inline -Wno-error -DTRILINOS_HIDE_DEPRECATED_HEADER_WARNINGS
+opt-set-cmake-var CMAKE_CXX_FLAGS                                        STRING FORCE : -Wall -Wno-clobbered -Wno-vla -Wno-pragmas -Wno-unknown-pragmas -Wno-unused-local-typedefs -Wno-literal-suffix -Wno-deprecated-declarations -Wno-misleading-indentation -Wno-int-in-bool-context -Wno-maybe-uninitialized -Wno-nonnull-compare -Wno-address -Wno-inline -Werror=sign-compare -Werror=unused-variable -Werror=parentheses -DTRILINOS_HIDE_DEPRECATED_HEADER_WARNINGS
 
 # Test failures as of 11-28-22
 opt-set-cmake-var ROL_example_PDE-OPT_navier-stokes_example_01_MPI_4_DISABLE BOOL : ON