layout: fix typos

Signed-off-by: Elias Naur <mail@eliasnaur.com>

layout/context.go

@@ -61,7 +61,7 @@ func (c *Context) Reset(cfg system.Config, size image.Point) {
 	c.Ops.Reset()
 }
 
-// Now returns the configuration time or the the zero time.
+// Now returns the configuration time or the zero time.
 func (c *Context) Now() time.Time {
 	if c.cfg == nil {
 		return time.Time{}

layout/stack.go

@@ -35,7 +35,7 @@ func Stacked(w Widget) StackChild {
 }
 
 // Expanded returns a Stack child that is forced to take up at least
-// the the space as the largest Stacked.
+// the space as the largest Stacked.
 func Expanded(w Widget) StackChild {
 	return StackChild{
 		expanded: true,