No longer log call location using flag, it will need to be done in slog

Some ideas here: https://www.reddit.com/r/golang/comments/15nwnkl/achieve_lshortfile_with_slog/

Signed-off-by: Benoit Tigeot <benoit.tigeot@lifen.fr>

cmd/helm/helm.go

@@ -17,7 +17,6 @@ limitations under the License.
 package main // import "helm.sh/helm/v4/cmd/helm"
 
 import (
-	"log"
 	"log/slog"
 	"os"
 
@@ -28,10 +27,6 @@ import (
 	"helm.sh/helm/v4/pkg/kube"
 )
 
-func init() {
-	log.SetFlags(log.Lshortfile)
-}
-
 func main() {
 	// Setting the name of the app for managedFields in the Kubernetes client.
 	// It is set here to the full name of "helm" so that renaming of helm to