Properly handle targets with spaces in their names

Use quotes around the argument to basename path. Ensures this succeeds when the Xcode target name has spaces.

Author: paulschreiber

packages/react-native/scripts/react-native-xcode.sh

@@ -127,7 +127,7 @@ fi
 PACKAGER_SOURCEMAP_FILE=
 if [[ $EMIT_SOURCEMAP == true ]]; then
   if [[ $USE_HERMES != false ]]; then
-    PACKAGER_SOURCEMAP_FILE="$CONFIGURATION_BUILD_DIR/$(basename $SOURCEMAP_FILE)"
+    PACKAGER_SOURCEMAP_FILE="$CONFIGURATION_BUILD_DIR/$(basename "$SOURCEMAP_FILE")"
   else
     PACKAGER_SOURCEMAP_FILE="$SOURCEMAP_FILE"
   fi