Address comments from review

src/feature-flags.test.ts

@@ -56,9 +56,8 @@ for (const variant of ALL_FEATURE_FLAGS_DISABLED_VARIANTS) {
       );
 
       for (const flag of Object.values(Feature)) {
-        t.assert(
-          (await featureFlags.getValue(flag, includeCodeQlIfRequired(flag))) ===
-            false
+        t.false(
+          await featureFlags.getValue(flag, includeCodeQlIfRequired(flag))
         );
       }
 

src/feature-flags.ts

@@ -75,7 +75,7 @@ export class GitHubFeatureFlags implements FeatureFlags {
   async getValue(flag: Feature, codeql?: CodeQL): Promise<boolean> {
     if (!codeql && featureConfig[flag].minimumVersion) {
       throw new Error(
-        `A minimum version is specified for feature flag ${flag}, but no instance of CodeQL was provided.`
+        `Internal error: A minimum version is specified for feature flag ${flag}, but no instance of CodeQL was provided.`
       );
     }