feat(API): update and delete secret for managing organization secrets (#26660)

- Add `UpdateSecret` function to modify org or user repo secret
- Add `DeleteSecret` function to delete secret from an organization
- Add `UpdateSecretOption` struct for updating secret options
- Add `UpdateOrgSecret` function to update a secret in an organization
- Add `DeleteOrgSecret` function to delete a secret in an organization

GitHub API

1. Update Org Secret:
https://docs.github.com/en/rest/actions/secrets?apiVersion=2022-11-28#create-or-update-an-organization-secret
2. Delete Org Secret:
https://docs.github.com/en/rest/actions/secrets?apiVersion=2022-11-28#delete-an-organization-secret

---------

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

modules/structs/secret.go

@@ -25,3 +25,12 @@ type CreateSecretOption struct {
 	// Data of the secret to create
 	Data string `json:"data" binding:"Required"`
 }
+
+// UpdateSecretOption options when updating secret
+// swagger:model
+type UpdateSecretOption struct {
+	// Data of the secret to update
+	//
+	// required: true
+	Data string `json:"data" binding:"Required"`
+}