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

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

Author: codablock

src/llmq/quorums_signing.cpp

@@ -461,7 +461,7 @@ bool CSigningManager::ProcessPendingRecoveredSigs(CConnman& connman)
         }
     }
 
-    cxxtimer::Timer verifyTimer;
+    cxxtimer::Timer verifyTimer(true);
     batchVerifier.Verify();
     verifyTimer.stop();
 

src/llmq/quorums_signing_shares.cpp

@@ -591,7 +591,7 @@ bool CSigSharesManager::ProcessPendingSigShares(CConnman& connman)
         }
     }
 
-    cxxtimer::Timer verifyTimer;
+    cxxtimer::Timer verifyTimer(true);
     batchVerifier.Verify();
     verifyTimer.stop();