Fix minor issues

Author: Kwstubbs

go/ql/lib/change-notes/2023-10-25-reflectedxss-cookie-sanitizer.md

@@ -1,4 +1,4 @@
 ---
 category: minorAnalysis
 ---
-* Added [Request.Cookie](https://pkg.go.dev/net/http#Request.Cookie) to reflected XSS sanitzers.
+* Added [Request.Cookie](https://pkg.go.dev/net/http#Request.Cookie) to reflected XSS sanitizers.

go/ql/lib/semmle/go/security/ReflectedXssCustomizations.qll

@@ -29,7 +29,6 @@ module ReflectedXss {
     CookieSanitizer() {
       exists(Method m, DataFlow::CallNode call | call = m.getACall() |
         m.hasQualifiedName("net/http", "Request", "Cookie") and
-        //call.getResult() = this
         this = call.getResult(0)
       )
     }