Disable creating swift-api-digester dSYM to reduce toolchain size

Author: shahmishal

utils/build-script-impl

@@ -2826,6 +2826,7 @@ for host in "${ALL_HOSTS[@]}"; do
              find ./"${CURRENT_PREFIX}" -perm -0111 -type f -print | \
                grep -v '.py$' | \
                grep -v '.a$' | \
+               grep -v 'swift-api-digester' | \
                xargs -n 1 -P ${BUILD_JOBS} ${dsymutil_path})
 
             # Strip executables, shared libraries and static libraries in