build: remove no longer needed thirdparty tasks #68

Job	Run time
release-info	10s
checks (check:govulncheck)	1m 3s
checks (check:staticcheck)	1m 39s
checks (check:govet)	1m 16s
checks (ci:fmt)	16s
build linux / amd64 / Nav	1m 39s
build linux / arm64 / Nav	1m 21s
build windows / amd64 / tenant	3m 45s
build darwin / amd64 / Nav	2m 6s
build windows / amd64 / Nav	3m 45s
build windows / arm64 / tenant	2m 31s
build linux / amd64 / tenant	1m 39s
build darwin / arm64 / tenant	2m 13s
build linux / arm64 / tenant	1m 19s
checks (test)	1m 43s
build darwin / arm64 / Nav	3m 0s
build darwin / amd64 / tenant	2m 1s
build windows / arm64 / Nav	2m 31s
branch-protection-checkpoint	1s
release-github	1s
release-gar	1s
release-external-repos	1s
	34m 1s

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