Fix CQS signal readability-named-parameter in fbcode/admarket/adindexer/retrieval_score

Differential Revision: D90093804

fbshipit-source-id: db304c34688084a06bb8ef1db6023e3b3c25c4f9

Author: generatedunixname89002005287564

third-party/folly/src/folly/testing/TestUtil.h

@@ -214,7 +214,7 @@ inline std::string glogErrOrWarnPattern() {
 class CaptureFD {
  private:
   struct NoOpChunkCob {
-    void operator()(StringPiece) {}
+    void operator()(StringPiece /*unused*/) {}
   };
 
  public: