golangci-lint: use exclude-rules instead of skip-files and skip-dirs

Signed-off-by: Matthieu MOREL <matthieu.morel35@gmail.com>

pkg/plugin/clientmgmt/process/client_builder_test.go

@@ -51,7 +51,6 @@ func TestNewClientBuilder(t *testing.T) {
 	assert.Equal(t, []string{"run-plugins", "--log-level", "info", "--features", "feature1,feature2"}, cb.commandArgs)
 	// Clear the features list in case other tests run in the same process.
 	features.NewFeatureFlagSet()
-
 }
 
 func TestClientConfig(t *testing.T) {