Actually start the timers for sig share and recSig verification (#2730)

Was wondering why verification was always 0ms...this explains it :)

src/llmq/quorums_signing.cpp

@@ -466,7 +466,7 @@ bool CSigningManager::ProcessPendingRecoveredSigs(CConnman& connman)
         }
     }
 
-    cxxtimer::Timer verifyTimer;
+    cxxtimer::Timer verifyTimer(true);
     batchVerifier.Verify();
     verifyTimer.stop();
 

src/llmq/quorums_signing_shares.cpp

@@ -601,7 +601,7 @@ bool CSigSharesManager::ProcessPendingSigShares(CConnman& connman)
         }
     }
 
-    cxxtimer::Timer verifyTimer;
+    cxxtimer::Timer verifyTimer(true);
     batchVerifier.Verify();
     verifyTimer.stop();