[SSH] Add base environment presence telemetry

[rclarey]

Changes

Add has_base_environment to SSH telemetry events

Why

To understand usage

Tests

Automated tests added

[github-actions]

Approval status: pending

/libs/telemetry/ - needs approval

Files: libs/telemetry/protos/ssh_tunnel.go
Suggested: @simonfaltum
Also eligible: @Divyansh-db, @renaudhartert-db, @hectorcast-db, @parthban-db, @tanmay-db, @tejaskochar-db, @mihaimitrea-db, @chrisst, @rauchy

General files (require maintainer)

Files: experimental/ssh/internal/client/client.go, experimental/ssh/internal/client/client_internal_test.go
Based on git history:

• @anton-107 -- recent work in experimental/ssh/internal/client/, libs/telemetry/protos/

_{Any maintainer (@andrewnester, @anton-107, @denik, @pietern, @shreyas-goenka, @simonfaltum, @renaudhartert-db, @janniklasrose, @lennartkats-db) can approve all areas.
See OWNERS for ownership rules.}

[eng-dev-ecosystem-bot]

Integration test report

Commit: c13cdff

Run: 30081815466

	Env	💚​RECOVERED	🙈​SKIP	✅​pass	🙈​skip	Time
💚​	aws linux	4	4	322	1059	10:43
💚​	aws windows	4	4	324	1057	7:46
💚​	azure linux	4	4	322	1058	7:25
💚​	azure windows	4	4	324	1056	6:23
💚​	gcp linux	1	5	321	1060	8:56
💚​	gcp windows	1	5	323	1058	7:40

8 interesting tests: 4 RECOVERED, 4 SKIP

	Test Name	aws linux	aws windows	azure linux	azure windows	gcp linux	gcp windows
💚​	TestAccept	💚​R	💚​R	💚​R	💚​R	💚​R	💚​R
🙈​	TestAccept/bundle/invariant/no_drift	🙈​S	🙈​S	🙈​S	🙈​S	🙈​S	🙈​S
🙈​	TestAccept/bundle/resources/vector_search_endpoints/drift/recreated_same_name	🙈​S	🙈​S	🙈​S	🙈​S	🙈​S	🙈​S
🙈​	TestAccept/bundle/resources/vector_search_indexes/recreate/embedding_dimension	🙈​S	🙈​S	🙈​S	🙈​S	🙈​S	🙈​S
🙈​	TestAccept/ssh/connection	🙈​S	🙈​S	🙈​S	🙈​S	🙈​S	🙈​S
💚​	TestFetchRepositoryInfoAPI_FromRepo	💚​R	💚​R	💚​R	💚​R	🙈​S	🙈​S
💚​	TestFetchRepositoryInfoAPI_FromRepo/root	💚​R	💚​R	💚​R	💚​R
💚​	TestFetchRepositoryInfoAPI_FromRepo/subdir	💚​R	💚​R	💚​R	💚​R

Top 8 slowest tests (at least 2 minutes):

duration	env	testname
3:24	azure windows	TestAccept
3:20	aws windows	TestAccept
3:19	gcp windows	TestAccept
3:07	gcp windows	TestFilerWorkspaceFilesExtensionsDelete
2:35	aws windows	TestAccept/bundle/deploy/mlops-stacks/DATABRICKS_BUNDLE_ENGINE=direct
2:21	aws windows	TestImportDir
2:20	azure windows	TestAccept/bundle/deploy/mlops-stacks/DATABRICKS_BUNDLE_ENGINE=terraform
2:12	gcp linux	TestAccept/bundle/deploy/mlops-stacks/DATABRICKS_BUNDLE_ENGINE=terraform