Revert "Quote --sourcemap-output argument during ios build (facebook#…

…31587)"

This reverts commit f3fe7a0.

scripts/react-native-xcode.sh

@@ -112,7 +112,7 @@ fi
 
 BUNDLE_FILE="$CONFIGURATION_BUILD_DIR/main.jsbundle"
 
-EXTRA_ARGS=()
+EXTRA_ARGS=
 
 case "$PLATFORM_NAME" in
   "macosx")
@@ -139,12 +139,12 @@ if [[ $EMIT_SOURCEMAP == true ]]; then
   else
     PACKAGER_SOURCEMAP_FILE="$SOURCEMAP_FILE"
   fi
-  EXTRA_ARGS+=("--sourcemap-output" "$PACKAGER_SOURCEMAP_FILE")
+  EXTRA_ARGS="$EXTRA_ARGS --sourcemap-output $PACKAGER_SOURCEMAP_FILE"
 fi
 
 # Hermes doesn't require JS minification.
 if [[ $USE_HERMES == true && $DEV == false ]]; then
-  EXTRA_ARGS+=("--minify" "false")
+  EXTRA_ARGS="$EXTRA_ARGS --minify false"
 fi
 
 # PRODUCT_SETTINGS_PATH is where the target Info.plist file is. The asset
@@ -160,8 +160,8 @@ ASSET_CATALOG_DEST=${ASSET_CATALOG_DEST:-"$(dirname "$PRODUCT_SETTINGS_PATH")"}
   --bundle-output "$BUNDLE_FILE" \
   --assets-dest "$DEST" \
   --asset-catalog-dest "$ASSET_CATALOG_DEST" \
-  "${EXTRA_ARGS[@]}" \
-  "${EXTRA_PACKAGER_ARGS[@]}"
+  $EXTRA_ARGS \
+  $EXTRA_PACKAGER_ARGS
 
 if [[ $USE_HERMES != true ]]; then
   cp "$BUNDLE_FILE" "$DEST/"