fix: code search title translation (#22285) (#22316)

Backport #22285

Signed-off-by: jolheiser <john.olheiser@gmail.com>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: Lauris BH <lauris@nix.lv>

routers/web/user/code.go

@@ -27,7 +27,7 @@ func CodeSearch(ctx *context.Context) {
 
 	ctx.Data["IsPackageEnabled"] = setting.Packages.Enabled
 	ctx.Data["IsRepoIndexerEnabled"] = setting.Indexer.RepoIndexerEnabled
-	ctx.Data["Title"] = ctx.Tr("code.title")
+	ctx.Data["Title"] = ctx.Tr("explore.code")
 	ctx.Data["ContextUser"] = ctx.ContextUser
 
 	language := ctx.FormTrim("l")