feat: normalize search (#5925)

Signed-off-by: Ettore Di Giacinto <[email protected]>

Author: mudler

core/gallery/gallery.go

@@ -95,15 +95,15 @@ func FindGalleryElement[T GalleryElement](models []T, name string, basePath stri
 
 	if !strings.Contains(name, "@") {
 		for _, m := range models {
-			if strings.EqualFold(m.GetName(), name) {
+			if strings.EqualFold(strings.ToLower(m.GetName()), strings.ToLower(name)) {
 				model = m
 				break
 			}
 		}
 
 	} else {
 		for _, m := range models {
-			if strings.EqualFold(name, fmt.Sprintf("%s@%s", m.GetGallery().Name, m.GetName())) {
+			if strings.EqualFold(strings.ToLower(name), strings.ToLower(fmt.Sprintf("%s@%s", m.GetGallery().Name, m.GetName()))) {
 				model = m
 				break
 			}