Merge pull request #30 from jetstack/rm_linter

Replace deprecated exportloopref linter

Author: aidy

.golangci.yml

@@ -9,7 +9,7 @@ linters:
   enable:
     - durationcheck
     - errcheck
-    - exportloopref
+    - copyloopvar
     - forcetypeassert
     - godot
     - gofmt