Remove gpu test workaround since asynchronous execution issue is fixed.

Author: silee2

test/CMakeLists.txt

@@ -42,19 +42,10 @@ configure_lit_site_cfg(
   ${IMEX_LIT_CFG_PY}
   )
 
-# limit number of workers for lit test when gpu test is enabled
-if(IMEX_ENABLE_L0_RUNTIME OR IMEX_ENABLE_SYCL_RUNTIME OR IMEX_ENABLE_VULKAN_RUNNER)
-    add_lit_testsuite(check-imex "Running the IMEX regression tests"
+add_lit_testsuite(check-imex "Running the IMEX regression tests"
         ${CMAKE_CURRENT_BINARY_DIR}
         DEPENDS ${IMEX_TEST_DEPENDS} check-gen
-        ARGS "--workers=1"
         )
-else()
-    add_lit_testsuite(check-imex "Running the IMEX regression tests"
-        ${CMAKE_CURRENT_BINARY_DIR}
-        DEPENDS ${IMEX_TEST_DEPENDS} check-gen
-        )
-endif()
 set_target_properties(check-imex PROPERTIES FOLDER "Tests")
 
 add_lit_testsuite(check-ptensor "Running the IMEX/ptensor regression tests"

test/Gen/CMakeLists.txt

@@ -140,7 +140,6 @@ add_subdirectory(PlaidML)
 add_lit_testsuite(check-gen "Running the IMEX generated regression tests in ${GEN_TEST_SRC_ROOT}"
     ${GEN_TEST_BIN_ROOT}
     DEPENDS ${IMEX_TEST_DEPENDS}
-    ARGS "--workers=1"
     )
 set_target_properties(check-gen PROPERTIES FOLDER "Tests")