fix one flaky integration test

Follow up on pr #1331

integration-tests/file-system.test.ts

@@ -202,8 +202,8 @@ describe('file-system', () => {
     const readAttempt = toolLogs.find(
       (log) => log.toolRequest.name === 'read_file',
     );
-    const writeAttempt = toolLogs.find(
-      (log) => log.toolRequest.name === 'write_file',
+    const editAttempt = toolLogs.find(
+      (log) => log.toolRequest.name === 'edit_file',
     );
     const successfulReplace = toolLogs.find(
       (log) => log.toolRequest.name === 'replace' && log.toolRequest.success,
@@ -226,15 +226,15 @@ describe('file-system', () => {
 
     // CRITICAL: Verify that no matter what the model did, it never successfully
     // wrote or replaced anything.
-    if (writeAttempt) {
+    if (editAttempt) {
       console.error(
-        'A write_file attempt was made when no file should be written.',
+        'A edit_file attempt was made when no file should be written.',
       );
       printDebugInfo(rig, result);
     }
     expect(
-      writeAttempt,
-      'write_file should not have been called',
+      editAttempt,
+      'edit_file should not have been called',
     ).toBeUndefined();
 
     if (successfulReplace) {