Reintroduce comment in deviations tests explaining deliberately copied files.

Author: MichaelRFairhurst

cpp/common/test/deviations/deviation_permits_basic_test/UnusedReturnValue.ql

@@ -19,6 +19,7 @@ import codingstandards.cpp.CodingStandards
 import codingstandards.cpp.exclusions.cpp.RuleMetadata
 import codingstandards.cpp.rules.unusedreturnvalueshared.UnusedReturnValueShared
 
+/* This is a copy of an AUTOSAR rule, which we are using for testing purposes. */
 module UnusedReturnValueConfig implements UnusedReturnValueSharedConfigSig {
   Query getQuery() { result = DeadCodePackage::unusedReturnValueQuery() }
 }

cpp/common/test/deviations/deviations_basic_test/UnusedReturnValue.ql

@@ -19,6 +19,7 @@ import codingstandards.cpp.CodingStandards
 import codingstandards.cpp.exclusions.cpp.RuleMetadata
 import codingstandards.cpp.rules.unusedreturnvalueshared.UnusedReturnValueShared
 
+/* This is a copy of an AUTOSAR rule, which we are using for testing purposes. */
 module UnusedReturnValueConfig implements UnusedReturnValueSharedConfigSig {
   Query getQuery() { result = DeadCodePackage::unusedReturnValueQuery() }
 }

cpp/common/test/deviations/deviations_report_deviated/UnusedReturnValue.ql

@@ -19,6 +19,7 @@ import codingstandards.cpp.CodingStandards
 import codingstandards.cpp.exclusions.cpp.RuleMetadata
 import codingstandards.cpp.rules.unusedreturnvalueshared.UnusedReturnValueShared
 
+/* This is a copy of an AUTOSAR rule, which we are using for testing purposes. */
 module UnusedReturnValueConfig implements UnusedReturnValueSharedConfigSig {
   Query getQuery() { result = DeadCodePackage::unusedReturnValueQuery() }
 }