[clangd] Attempt to fix failing buildbots after r352494

For failures see:
http://lab.llvm.org:8011/builders/clang-x86_64-linux-abi-test/builds/38501/steps/build-unified-tree/logs/stdio

git-svn-id: https://llvm.org/svn/llvm-project/clang-tools-extra/trunk@352510 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed