hugolib: Remove some superflous TODO comments

hugolib/page_collections_test.go

@@ -137,13 +137,4 @@ func TestGetPage(t *testing.T) {
 		assert.Equal(test.expectedTitle, page.Title)
 	}
 
-	// TODO(bep) getPage:
-
-	// From RelRef:
-
-	// refPath := filepath.FromSlash(refURL.Path)
-	// if page.Source.Path() == refPath || page.Source.LogicalName() == refPath {
-	// We should consolidate and make that relref use GetPage.
-	// But note the AllRegularPages!
-
 }