build: disable revive linter pending a fix in golangci-lint

The revive linter got extremely slow in golangci-lint 1.47.1 causing
the CI to time out.

Disable for the time being until it is fixed.

See: golangci/golangci-lint#2997

Author: ncw

.golangci.yml

@@ -5,7 +5,7 @@ linters:
     - deadcode
     - errcheck
     - goimports
-    - revive
+    #- revive
     - ineffassign
     - structcheck
     - varcheck