feat: add poetry.lock to uv migration

src/crewai/cli/update_crew.py

@@ -1,3 +1,4 @@
+import os
 import shutil
 
 import tomli_w
@@ -94,6 +95,15 @@ def migrate_pyproject(input_file, output_file):
     shutil.copy2(input_file, backup_file)
     print(f"Original pyproject.toml backed up as {backup_file}")
 
+    # Rename the poetry.lock file
+    lock_file = "poetry.lock"
+    lock_backup = "poetry-old.lock"
+    if os.path.exists(lock_file):
+        os.rename(lock_file, lock_backup)
+        print(f"Original poetry.lock renamed to {lock_backup}")
+    else:
+        print("No poetry.lock file found to rename.")
+
     # Write the new pyproject.toml
     with open(output_file, "wb") as f:
         tomli_w.dump(new_pyproject, f)