Revert "Symlink all .o files in derived data"

This reverts commit 98f279c.

Author: Karim Alweheshy

xcodeproj/internal/bazel_integration_files/copy_outputs.sh

@@ -77,15 +77,6 @@ if [[ "$ACTION" != indexbuild ]]; then
         find "$plugins_dir" -depth 2 -name "Info.plist" -exec touch {} \;
       fi
 
-      if [[ "${ENABLE_PREVIEWS:-}" == "YES" ]]; then
-        # Symlink .o files from BAZEL_PACKAGE_BIN_DIR to OBJECT_FILE_DIR_normal/arm64
-        find "$BAZEL_PACKAGE_BIN_DIR" -name '*.o' -exec sh -c '
-          TARGET_FILE="$OBJECT_FILE_DIR_normal/arm64/$(basename "$1" | sed "s/\.swift//")"
-          ln -shfF "$PWD/$1" $TARGET_FILE
-          chmod 755 $TARGET_FILE
-        ' _ {} \;
-      fi
-
       # Xcode Previews has a hard time finding frameworks (`@rpath`) when using
       # framework schemes, so let's symlink them into
       # `$TARGET_BUILD_DIR` (since we modify `@rpath` to always include