[chore] Remove parent setting / getting in Context wrapper (#1516)

* [chore] Remove parent setting / getting in Context wrapper

* Keep the cancellable context from errgroup

pkg/context/context.go

@@ -18,22 +18,11 @@ var (
 type Context interface {
 	context.Context
 	Logger() logr.Logger
-	Parent() context.Context
-	SetParent(ctx context.Context) Context
 }
 
-// Parent returns the parent context.
-func (l logCtx) Parent() context.Context {
-	return l.Context
-}
-
-// SetParent sets the parent context on the context.
-func (l logCtx) SetParent(ctx context.Context) Context {
-	l.Context = ctx
-	return l
-}
-
-type CancelFunc context.CancelFunc
+// CancelFunc is a type alias to context.CancelFunc to allow use as if they are
+// the same types.
+type CancelFunc = context.CancelFunc
 
 // logCtx implements Context.
 type logCtx struct {

pkg/engine/engine.go

@@ -130,7 +130,7 @@ func Start(ctx context.Context, options ...EngineOption) *Engine {
 	sourcesWg, egCtx := errgroup.WithContext(ctx)
 	sourcesWg.SetLimit(e.concurrency)
 	e.sourcesWg = sourcesWg
-	ctx.SetParent(egCtx)
+	ctx = context.WithLogger(egCtx, ctx.Logger())
 
 	if len(e.decoders) == 0 {
 		e.decoders = decoders.DefaultDecoders()