[7.x] Remove geo threshold alert type (#89632)

[kindsun]

Backports the following commits to 7.x:

• Remove geo threshold alert type (Remove geo threshold alert type #89632)

[kibanamachine]

💚 Build Succeeded

• continuous-integration/kibana-ci/pull-request
• Commit: 9530097

Metrics [docs]

Module Count

Fewer modules leads to a faster build time

id	before	after	diff
stackAlerts	61	51	-10

Async chunks

Total size of all lazy-loaded chunks that will be downloaded as the user navigates the app

id	before	after	diff
stackAlerts	712.5KB	681.6KB	-30.9KB

Page load bundle

Size of the bundles that are downloaded on every page load. Target size is below 100kb

id	before	after	diff
stackAlerts	21.5KB	18.8KB	-2.7KB

Unknown metric groups

async chunk count

id	before	after	diff
stackAlerts	4	3	-1

History

• 💚 Build #102620 succeeded 189e476
• 💔 Build #102345 failed 73efa5f
• 💔 Build #102250 failed 0decef3

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