Fix as per review comments

Author: rak3-sh

cpp/autosar/src/rules/A13-3-1/FunctionThatContainsForwardingReferenceAsItsArgumentOverloaded.ql

@@ -14,6 +14,7 @@
 
 import cpp
 import codingstandards.cpp.autosar
+import codingstandards.cpp.FunctionEquivalence
 
 class Candidate extends TemplateFunction {
   Candidate() {
@@ -29,9 +30,8 @@ where
     OperatorsPackage::functionThatContainsForwardingReferenceAsItsArgumentOverloadedQuery()) and
   not f.isDeleted() and
   f = c.getAnOverload() and
-  // CodeQL sometimes fetches an overloaded function at the same location.
-  // Thus, a check is added explicitly (refer #796).
-  f.getLocation() != c.getLocation() and
+  // Ensure the functions are not equivalent to each other (refer #796).
+  not f = getAnEquivalentFunction(c) and
   // allow for overloading with different number of parameters, because there is no
   // confusion on what function will be called.
   f.getNumberOfParameters() = c.getNumberOfParameters() and