DAOS-19005 test: try UV_NO_BUILD_ISOLATION in daos_build

[daltonbohning]

Try UV_NO_BUILD_ISOLATION=1 in dfuse/daos_build to see if that helps with the env issues.

Test-tag: test_dfuse_daos_build_wt_pil4dfs
Quick-functional: true

Steps for the author:

• Commit message follows the guidelines.
• Appropriate Features or Test-tag pragmas were used.
• Appropriate Functional Test Stages were run.
• At least two positive code reviews including at least one code owner from each category referenced in the PR.
• Testing is complete. If necessary, forced-landing label added and a reason added in a comment.

After all prior steps are complete:

• Gatekeeper requested (daos-gatekeeper added as a reviewer).

[github-actions]

Ticket title is 'dfuse/daos_build_vm.py:DaosBuildVM.test_dfuse_daos_build_* - elftools / hatchling issues'
Status is 'In Progress'
Labels: '2.8.0rc1,2.8.0rc2,2.8.0rc3,2.8.0rc4,2.8.0rc5,ci_2.8_weekly,ci_master_weekly,triaged,weekly_test'
https://daosio.atlassian.net/browse/DAOS-19005

[daosbuild3]

Test stage Functional on EL 9 completed with status UNSTABLE. https://jenkins-3.daos.hpc.amslabs.hpecorp.net/job/daos-stack/job/daos//view/change-requests/job/PR-18909/1/testReport/