refactor(tests): remove redundant tests and fix assertion style

Remove subset/duplicate architecture tests already covered by broader
checks, and replace assertTrue(true) with self::addToAssertionCount(1)
for explicit no-exception-thrown intent.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

tests/Http/ErrorLoggerTest.php

@@ -120,6 +120,6 @@ class ErrorLoggerTest extends TestCase
         $exception = new \RuntimeException('safe test');
         ErrorLogger::log($exception, []);
 
-        $this->assertTrue(true); // If we get here, no exception was thrown.
+        self::addToAssertionCount(1);
     }
 }