Fix isHTTPMethod validator

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@extollo/lib",
-  "version": "0.14.9",
+  "version": "0.14.10",
   "description": "The framework library that lifts up your code.",
   "main": "lib/index.js",
   "types": "lib/index.d.ts",

src/http/lifecycle/Request.ts

@@ -20,7 +20,7 @@ export type HTTPMethod = 'post' | 'get' | 'patch' | 'put' | 'delete' | 'options'
  * @param what
  */
 export function isHTTPMethod(what: unknown): what is HTTPMethod {
-    return ['post', 'get', 'patch', 'put', 'delete'].includes(String(what))
+    return ['post', 'get', 'patch', 'put', 'delete', 'options'].includes(String(what))
 }
 
 /**