fix(tests): unset the environment variable for log file count

Author: gagik

packages/e2e-tests/test/e2e.spec.ts

@@ -1852,6 +1852,7 @@ describe('e2e', function () {
               args: ['--nodb'],
               env: {
                 ...env,
+                MONGOSH_TEST_ONLY_MAX_LOG_FILE_COUNT: '',
                 MONGOSH_GLOBAL_CONFIG_FILE_FOR_TESTING: globalConfig,
               },
               forceTerminal: true,