fix panic on gogs webhook creation (#2675 An error occurred )

* fix panic on gogs webhook creation

Signed-off-by: David Schneiderbauer <dschneiderbauer@gmail.com>

* fix panic in gogs webhook edit

Signed-off-by: David Schneiderbauer <dschneiderbauer@gmail.com>

routers/repo/webhook.go

@@ -174,7 +174,7 @@ func WebHooksNewPost(ctx *context.Context, form auth.NewWebhookForm) {
 }
 
 // GogsHooksNewPost response for creating webhook
-func GogsHooksNewPost(ctx *context.Context, form auth.NewWebhookForm) {
+func GogsHooksNewPost(ctx *context.Context, form auth.NewGogshookForm) {
 	ctx.Data["Title"] = ctx.Tr("repo.settings.add_webhook")
 	ctx.Data["PageIsSettingsHooks"] = true
 	ctx.Data["PageIsSettingsHooksNew"] = true
@@ -420,7 +420,7 @@ func WebHooksEditPost(ctx *context.Context, form auth.NewWebhookForm) {
 }
 
 // GogsHooksEditPost response for editing gogs hook
-func GogsHooksEditPost(ctx *context.Context, form auth.NewWebhookForm) {
+func GogsHooksEditPost(ctx *context.Context, form auth.NewGogshookForm) {
 	ctx.Data["Title"] = ctx.Tr("repo.settings.update_webhook")
 	ctx.Data["PageIsSettingsHooks"] = true
 	ctx.Data["PageIsSettingsHooksEdit"] = true