cleanup: address wasted assign issues

At places variable is reassigned without
being used.

Signed-off-by: Yati Padia <ypadia@redhat.com>

internal/rbd/controllerserver.go

@@ -794,7 +794,7 @@ func (cs *ControllerServer) CreateSnapshot(ctx context.Context, req *csi.CreateS
 		}
 	}()
 
-	ready := false
+	var ready bool
 	var vol = new(rbdVolume)
 
 	ready, vol, err = cs.doSnapshotClone(ctx, rbdVol, rbdSnap, cr)

internal/util/vault.go

@@ -168,7 +168,7 @@ func (vc *vaultConnection) initConnection(config map[string]interface{}) error {
 		return err
 	}
 	if firstInit || !errors.Is(err, errConfigOptionMissing) {
-		vaultCAVerify := false
+		var vaultCAVerify bool
 		vaultCAVerify, err = strconv.ParseBool(verifyCA)
 		if err != nil {
 			return fmt.Errorf("failed to parse 'vaultCAVerify': %w", err)