[skip ci] Add github reference to bug fix in NEWS

Author: iluuu1994

NEWS

@@ -14,8 +14,8 @@ PHP                                                                        NEWS
   . Fixed language scanner generation build. (Daniel Black)
   . Fixed zend_update_static_property() calling zend_update_static_property_ex()
     misleadingly with the wrong return type. (nielsdos)
-  . Fixed unknown string hash on property fetch with integer constant name.
-    (nielsdos)
+  . Fix bug GH-10570 (Fixed unknown string hash on property fetch with integer
+    constant name). (nielsdos)
 
 - Curl:
   . Fixed deprecation warning at compile time. (Max Kellermann)