Added restrictions for parallel tests execution (#411)

Signed-off-by: Gregory Shimansky <[email protected]>

Author: gshimansky

.github/workflows/build_gpu.yml

@@ -68,7 +68,8 @@ jobs:
         run: |
           source /opt/intel/oneapi/setvars.sh
           cd $HOME_DIR/frameworks.ai.mlir.mlir-extensions
-          cmake -S $BUILD_ROOT/llvm-project/llvm -B build -GNinja  -DCMAKE_BUILD_TYPE=Release  -DLLVM_ENABLE_PROJECTS=mlir -DLLVM_ENABLE_ASSERTIONS=ON -DLLVM_USE_LINKER=gold -DLLVM_ENABLE_ZSTD=OFF -DLLVM_EXTERNAL_PROJECTS="Imex" -DLLVM_EXTERNAL_IMEX_SOURCE_DIR=. -DIMEX_ENABLE_SYCL_RUNTIME=1 -DIMEX_ENABLE_L0_RUNTIME=1 -DLEVEL_ZERO_DIR=$HOME_DIR/level-zero-install/ || exit
+          pip install psutil
+          cmake -S $BUILD_ROOT/llvm-project/llvm -B build -GNinja  -DCMAKE_BUILD_TYPE=Release  -DLLVM_ENABLE_PROJECTS=mlir -DLLVM_ENABLE_ASSERTIONS=ON -DLLVM_USE_LINKER=gold -DLLVM_ENABLE_ZSTD=OFF -DLLVM_EXTERNAL_PROJECTS="Imex" -DLLVM_EXTERNAL_IMEX_SOURCE_DIR=. -DIMEX_ENABLE_SYCL_RUNTIME=1 -DIMEX_ENABLE_L0_RUNTIME=1 -DLEVEL_ZERO_DIR=$HOME_DIR/level-zero-install/ -DLLVM_LIT_ARGS="-a -j 4 --debug --timeout=1800" || exit
           set -o pipefail
           cmake --build build --target check-imex | tee build/tests.txt