Properly bind the utils.addTestError func when validating parsed tests (#1339)

Author: howard-e

lib/data/process-test-directory/index.js

@@ -736,7 +736,7 @@ const processTestDirectory = async config => {
   };
   const testsValidated = testsParsed.map(test =>
     validateTest(test, testLookups, {
-      addTestError: utils.addTestError.bind(null, test.testId),
+      addTestError: utils.addTestError.bind(utils, test.testId),
     })
   );
 

lib/data/process-test-directory/v1.js

@@ -552,7 +552,7 @@ const processTestDirectory = async config => {
   };
   const testsValidated = testsParsed.map(test =>
     validateTest(test, testLookups, {
-      addTestError: utils.addTestError.bind(null, test.testId),
+      addTestError: utils.addTestError.bind(utils, test.testId),
     })
   );