Fix MPICH installing failure

Author: Growl1234

toolchain/scripts/lib/config_manager.sh

@@ -374,7 +374,7 @@ config_set_defaults() {
 
     # Default enable options (following original script logic)
     CONFIG_CACHE["dry_run"]="__FALSE__"
-    CONFIG_CACHE["enable_tsan"]="__FALSE__"
+    CONFIG_CACHE["ENABLE_TSAN"]="__FALSE__"
     CONFIG_CACHE["enable_opencl"]="__FALSE__"
     CONFIG_CACHE["enable_cuda"]="__FALSE__"
     CONFIG_CACHE["enable_hip"]="__FALSE__"
@@ -1242,4 +1242,4 @@ config_apply_modes() {
                 ;;
         esac
     fi
-}
+}