FIX: Added missing PROPERTIES flag

DownloadOpenBLAS.cmake

@@ -21,7 +21,7 @@ FetchContent_Populate(OpenBLAS)
 # Build OpenBLAS #
 ##################
 execute_process(
-    COMMAND cmake -j ${N_CORES} .
+    COMMAND cmake ${PARALLEL_BUILD_FLAG} ${N_CORES} .
     WORKING_DIRECTORY ${OPENBLAS_LOCAL_PATH}
     RESULT_VARIABLE rv
 )
@@ -30,7 +30,7 @@ if(NOT rv STREQUAL "0")
 endif()
 
 # Add a compile flag -lgfortran and -lpthreads
-set_target_properties(${LIB_PREFIX}openblas.${LIB_SUFFIX} LINK_FLAGS "-lgfortran -lpthreads")
+set_target_properties(${LIB_PREFIX}openblas.${LIB_SUFFIX} PROPERTIES LINK_FLAGS "-lgfortran -lpthreads")
 
 # Build library
 execute_process(