DRIVERS-2882 : Summary of necessary driver changes  Add support for "k8s" ENVIRONMENT. Update legacy connection string tests. Ensure unified tests and machine tests can be run on kubernetes. Commits for syncing spec/prose tests (and/or refer to an existing language POC if needed)   https://github.com/mongodb/specifications/commit/bc988bb1e234bf22407e166c3b69c8a98bfac48d https://github.com/mongodb/node-mongodb-native/commit/82c931c704d30f1a9555519d1ac2c9e03a2e69c4 https://github.com/mongodb-labs/drivers-evergreen-tools/blob/master/.evergreen/auth_oidc/k8s/README.md Context for other referenced/linked tickets  Must be done after DRIVERS-2415