[GHActions] Silence CMake policies warnings

Author: pierre-guillou

.github/workflows/test-macos.yml

@@ -74,6 +74,8 @@ jobs:
         cd build
         cmake \
           -DCMAKE_COMPILE_WARNING_AS_ERROR=ON \
+          -DCMAKE_POLICY_DEFAULT_CMP0167=NEW \
+          -DCMAKE_POLICY_DEFAULT_CMP0174=NEW \
           -DOpenMP_C_FLAGS="-Xpreprocessor -fopenmp -I/opt/homebrew/opt/libomp/include" \
           -DOpenMP_C_LIB_NAMES="omp" \
           -DOpenMP_CXX_FLAGS="-Xpreprocessor -fopenmp -I/opt/homebrew/opt/libomp/include" \

.github/workflows/test-ubuntu.yml

@@ -82,6 +82,8 @@ jobs:
         cd build
         cmake \
           -DCMAKE_COMPILE_WARNING_AS_ERROR=ON \
+          -DCMAKE_POLICY_DEFAULT_CMP0167=NEW \
+          -DCMAKE_POLICY_DEFAULT_CMP0174=NEW \
           -DCMAKE_INSTALL_PREFIX=/usr \
           -DTTK_BUILD_PARAVIEW_PLUGINS=TRUE \
           -DTTK_BUILD_VTK_WRAPPERS=TRUE \

.github/workflows/test-windows.yml

@@ -76,6 +76,8 @@ jobs:
           -DCMAKE_COMPILE_WARNING_AS_ERROR=ON ^
           -DCMAKE_POLICY_DEFAULT_CMP0092=NEW ^
           -DCMAKE_POLICY_DEFAULT_CMP0074=NEW ^
+          -DCMAKE_POLICY_DEFAULT_CMP0167=NEW ^
+          -DCMAKE_POLICY_DEFAULT_CMP0174=NEW ^
           -DBUILD_SHARED_LIBS:BOOL=TRUE ^
           -DPython3_ROOT_DIR="%CONDA_ROOT%" ^
           -DGraphviz_INCLUDE_DIR="%CONDA_ROOT%\Library\include\graphviz" ^