Update psm-dualstack.cfg (v1.66.x backport)#12033

Merged

kannanjgithub merged 2 commits intogrpc:v1.66.xfrom

kannanjgithub:backport-1.66-kannanjgithub-patch-1

May 12, 2025

Commits on Apr 22, 2025

Update psm-dualstack.cfg (#11950)
kannanjgithub
committed

Commits on May 12, 2025

Empty commit to make .github/workflows/testing.yml changes apply to this PR
kannanjgithub
committed