build

Bump Go SDK to v0.126.0, remove redundant agent tracking #23998

Job	Run time
cleanups	3s
testmask	21s
integration-trigger-dependabot	0s
validate-generated-is-up-to-date	1m 3s
validate-python-codegen	11s
make test-exp-aitools (macos-latest)	1m 16s
integration-trigger	9s
make test-exp-ssh (macos-latest)	59s
make test-exp-ssh (windows-latest)	2m 26s
make test-pipelines (ubuntu-latest)	1m 36s
make test-pipelines (macos-latest)	1m 38s
make test-exp-ssh (ubuntu-latest)	58s
make test (linux, direct)	6m 44s
make test (windows, terraform)	14m 17s
make test (macos, direct)	10m 13s
make test (windows, direct)	12m 25s
make test-exp-aitools (ubuntu-latest)	1m 12s
make test-pipelines (windows-latest)	3m 8s
make test (linux, terraform)	10m 29s
make test (macos, terraform)	14m 58s
test-result	3s
	1h 24m 9s

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