clarify code and clean up code formatting

I think we hit some pathological cases in clang format, but this is
clearer anyway IMO

// FREEBIE

Signal/src/ViewControllers/FingerprintViewController.m

@@ -515,9 +515,11 @@ typedef void (^CustomLayoutBlock)();
     if (gestureRecognizer.state == UIGestureRecognizerStateRecognized) {
         BOOL isVerified = [[OWSIdentityManager sharedManager] verificationStateForRecipientId:self.recipientId]
             == OWSVerificationStateVerified;
-        [[OWSIdentityManager sharedManager]
+
-             setVerificationState:(isVerified ? OWSVerificationStateDefault : OWSVerificationStateVerified)identityKey
+        OWSVerificationState newVerificationState
-                                 :self.identityKey
+            = (isVerified ? OWSVerificationStateDefault : OWSVerificationStateVerified);
+        [[OWSIdentityManager sharedManager] setVerificationState:newVerificationState
+                                                     identityKey:self.identityKey
                                                      recipientId:self.recipientId
                                            isUserInitiatedChange:YES];