ineffassign: bump to HEAD (#2509)

Author: ldez

go.mod

@@ -36,7 +36,7 @@ require (
 	github.com/golangci/misspell v0.3.5
 	github.com/golangci/revgrep v0.0.0-20210930125155-c22e5001d4f2
 	github.com/golangci/unconvert v0.0.0-20180507085042-28b1c447d1f4
-	github.com/gordonklaus/ineffassign v0.0.0-20210225214923-2e10b2664254
+	github.com/gordonklaus/ineffassign v0.0.0-20210914165742-4cc7213b9bc8
 	github.com/gostaticanalysis/forcetypeassert v0.0.0-20200621232751-01d4955beaa5
 	github.com/gostaticanalysis/nilerr v0.1.1
 	github.com/hashicorp/go-multierror v1.1.1