JS: Go back to disjunction 😭

Author: asgerf

javascript/ql/src/semmle/javascript/frameworks/ConnectExpressShared.qll

@@ -17,9 +17,10 @@ module ConnectExpressShared {
    */
   private class RouteHandlerSignature extends string {
     RouteHandlerSignature() {
-      this =
-        ["request,response", "request,response,next", "request,response,next,parameter",
-            "error,request,response,next"]
+      this = "request,response" or
+      this = "request,response,next" or
+      this = "request,response,next,parameter" or
+      this = "error,request,response,next"
     }
 
     /** Gets the index of the parameter corresonding to the given `kind`, if any. */