Fix issue #6223: [Bug]: fix-me-experimental fails with "no such file or directory pyproject.toml" #7290

Job	Run time
Build App Image	14m 49s
Build Image (nikolaik/python-nodejs:python3.12-nodejs22, nikolaik)	16m 58s
Verify Hash Equivalence in Runtime and Docker images (nikolaik)	52s
RT Unit Tests (Root) (nikolaik)	16m 20s
RT Unit Tests (openhands) (nikolaik)	15m 27s
Update PR Description	4s
All Runtime Tests Passed	1s
All Runtime Tests Passed	0s
	1h 4m 31s

Provide feedback