docs(api): Fix rate limit mock comment

apps/api/src/app/rate-limiting/usecases/evaluate-api-rate-limit/evaluate-api-rate-limit.spec.ts

@@ -51,7 +51,7 @@ describe('EvaluateApiRateLimit', async () => {
       .stub(getApiRateLimitConfiguration, 'defaultApiRateLimitConfiguration')
       .value(mockApiRateLimitConfiguration);
     // This mock is slightly uncomfortable because it's dependent on the algorithm implementation,
-    // but it is required due to the cache having a hard dependency on running a Lua script which
+    // but it is required due to the algorithm having a hard dependency on running a Lua script which
     // would require further mocking.
     // The first value is the remaining rate limit, the second value is the reset time.
     cacheServiceEvalStub = sinon.stub(cacheService, 'eval').resolves([mockRemaining, mockReset]);