[skcq] Allow tasks.json to be modified by non-committers

It is a common file to modify and only committers are
going to approve the change.

Bug: skia:12053
Change-Id: I18239153798a1f2f8469e85132157324a81ba48e
Reviewed-on: https://skia-review.googlesource.com/c/buildbot/+/431616
Reviewed-by: Ravi Mistry <rmistry@google.com>
Commit-Queue: Ravi Mistry <rmistry@google.com>
diff --git a/skcq/go/config/cfg_reader.go b/skcq/go/config/cfg_reader.go
index d8f06fa..fb3b25a 100644
--- a/skcq/go/config/cfg_reader.go
+++ b/skcq/go/config/cfg_reader.go
@@ -113,16 +113,10 @@
 // GetTasksCfg implements the ConfigReader interface.
 func (gc *GitilesConfigReader) GetTasksCfg(ctx context.Context, tasksJSONPath string) (*specs.TasksCfg, error) {
 	// If tasks.json is in list of changed files then use that. Else use from HEAD.
-	contents, modifiedInCL, err := gc.getFileContents(ctx, tasksJSONPath)
+	contents, _, err := gc.getFileContents(ctx, tasksJSONPath)
 	if err != nil {
 		return nil, err
 	}
-	if modifiedInCL && !gc.canModifyCfgsOnTheFly.Member(gc.ci.Owner.Email) {
-		return nil, &CannotModifyCfgsOnTheFlyError{
-			issueID:    gc.ci.Issue,
-			issueOwner: gc.ci.Owner.Email,
-		}
-	}
 	cfg, err := specs.ParseTasksCfg(contents)
 	if err != nil {
 		return nil, skerr.Fmt("Error when parsing tasks.json cfg: %s", err)