Fix LEGACY_REPO_DIR_DISABLED feature flag #5853

Job	Run time
compute-version	2s
build-docs / build-docs	1m 12s
build-artifacts / code-lint	50s
build-artifacts / frontend-build	14s
build-artifacts / runner-test (macos-latest)	1m 29s
build-artifacts / runner-test (ubuntu-latest)	58s
build-artifacts / gateway-build	11s
build-artifacts / python-build	19s
build-artifacts / python-test (macos-latest, 3.9)	3m 14s
build-artifacts / generate-json-schema	17s
build-artifacts / python-test (ubuntu-latest, 3.9)	4m 22s
build-artifacts / python-test (ubuntu-latest, 3.12)	3m 43s
build-artifacts / python-test (windows-latest, 3.10)	1m 57s
build-artifacts / python-test (macos-latest, 3.13)	3m 13s
build-artifacts / python-test (macos-latest, 3.10)	3m 23s
build-artifacts / python-test (ubuntu-latest, 3.10)	4m 27s
build-artifacts / python-test (macos-latest, 3.11)	4m 4s
build-artifacts / python-test (windows-latest, 3.12)	2m 26s
build-artifacts / python-test (ubuntu-latest, 3.13)	3m 24s
build-artifacts / python-test (macos-latest, 3.12)	2m 29s
build-artifacts / python-test (windows-latest, 3.9)	1m 49s
build-artifacts / python-test (windows-latest, 3.13)	2m 0s
build-artifacts / python-test (windows-latest, 3.11)	1m 57s
build-artifacts / python-test (ubuntu-latest, 3.11)	4m 4s
build-artifacts / runner-compile (ubuntu-24.04-arm, linux, arm64)	37s
build-artifacts / runner-compile (ubuntu-24.04, linux, amd64)	38s
upload-pre-pypi-artifacts / upload-pre-pypi-artifacts	19s
upload-post-pypi-artifacts / upload-post-pypi-artifacts	13s
	53m 51s

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