[ci] Split quick checks out of checks (elastic#175319)

`Quick Checks` will used as a blocking step before tests are run. We
want to shorten the runtime to keep pipeline runtimes down, so this
splits out longer running and less relevant checks into two steps,
`Checks` and `Quick Checks`

.buildkite/pipelines/on_merge.yml

@@ -337,6 +337,16 @@ steps:
         - exit_status: '-1'
           limit: 3
 
+  - command: .buildkite/scripts/steps/quick_checks.sh
+    label: 'Quick Checks'
+    agents:
+      queue: n2-2-spot
+    timeout_in_minutes: 60
+    retry:
+      automatic:
+        - exit_status: '-1'
+          limit: 3
+
   - command: .buildkite/scripts/steps/checks.sh
     label: 'Checks'
     agents:

.buildkite/pipelines/pull_request/base.yml

@@ -19,8 +19,8 @@ steps:
         - exit_status: '-1'
           limit: 3
 
-  - command: .buildkite/scripts/steps/checks.sh
-    label: 'Checks'
+  - command: .buildkite/scripts/steps/quick_checks.sh
+    label: 'Quick Checks'
     agents:
       queue: n2-2-spot
     timeout_in_minutes: 60
@@ -31,17 +31,6 @@ steps:
 
   - wait
 
-  - command: .buildkite/scripts/steps/build_api_docs.sh
-    label: 'Check Types and Build API Docs'
-    agents:
-      queue: n2-4-spot
-    key: build_api_docs
-    timeout_in_minutes: 60
-    retry:
-      automatic:
-        - exit_status: '-1'
-          limit: 3
-
   - command: .buildkite/scripts/steps/ci_stats_ready.sh
     label: Mark CI Stats as ready
     agents:
@@ -90,3 +79,24 @@ steps:
       automatic:
         - exit_status: '-1'
           limit: 3
+
+  - command: .buildkite/scripts/steps/checks.sh
+    label: 'Checks'
+    agents:
+      queue: n2-2-spot
+    timeout_in_minutes: 60
+    retry:
+      automatic:
+        - exit_status: '-1'
+          limit: 3
+
+  - command: .buildkite/scripts/steps/build_api_docs.sh
+    label: 'Check Types and Build API Docs'
+    agents:
+      queue: n2-4-spot
+    key: build_api_docs
+    timeout_in_minutes: 60
+    retry:
+      automatic:
+        - exit_status: '-1'
+          limit: 3

.buildkite/scripts/steps/checks.sh

@@ -5,25 +5,8 @@ set -euo pipefail
 export DISABLE_BOOTSTRAP_VALIDATION=false
 .buildkite/scripts/bootstrap.sh
 
-.buildkite/scripts/steps/checks/precommit_hook.sh
-.buildkite/scripts/steps/checks/ts_projects.sh
-.buildkite/scripts/steps/checks/packages.sh
-.buildkite/scripts/steps/checks/bazel_packages.sh
-.buildkite/scripts/steps/checks/verify_notice.sh
-.buildkite/scripts/steps/checks/plugin_list_docs.sh
-.buildkite/scripts/steps/checks/event_log.sh
-.buildkite/scripts/steps/checks/telemetry.sh
-.buildkite/scripts/steps/checks/jest_configs.sh
-.buildkite/scripts/steps/checks/bundle_limits.sh
-.buildkite/scripts/steps/checks/i18n.sh
-.buildkite/scripts/steps/checks/file_casing.sh
-.buildkite/scripts/steps/checks/licenses.sh
-.buildkite/scripts/steps/checks/test_projects.sh
-.buildkite/scripts/steps/checks/test_hardening.sh
-.buildkite/scripts/steps/checks/ftr_configs.sh
 .buildkite/scripts/steps/checks/saved_objects_compat_changes.sh
 .buildkite/scripts/steps/checks/saved_objects_definition_change.sh
 .buildkite/scripts/steps/code_generation/elastic_assistant_codegen.sh
 .buildkite/scripts/steps/code_generation/security_solution_codegen.sh
 .buildkite/scripts/steps/code_generation/osquery_codegen.sh
-.buildkite/scripts/steps/checks/yarn_deduplicate.sh

.buildkite/scripts/steps/quick_checks.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+export DISABLE_BOOTSTRAP_VALIDATION=false
+.buildkite/scripts/bootstrap.sh
+
+.buildkite/scripts/steps/checks/precommit_hook.sh
+.buildkite/scripts/steps/checks/ts_projects.sh
+.buildkite/scripts/steps/checks/packages.sh
+.buildkite/scripts/steps/checks/bazel_packages.sh
+.buildkite/scripts/steps/checks/verify_notice.sh
+.buildkite/scripts/steps/checks/plugin_list_docs.sh
+.buildkite/scripts/steps/checks/event_log.sh
+.buildkite/scripts/steps/checks/telemetry.sh
+.buildkite/scripts/steps/checks/jest_configs.sh
+.buildkite/scripts/steps/checks/bundle_limits.sh
+.buildkite/scripts/steps/checks/i18n.sh
+.buildkite/scripts/steps/checks/file_casing.sh
+.buildkite/scripts/steps/checks/licenses.sh
+.buildkite/scripts/steps/checks/test_projects.sh
+.buildkite/scripts/steps/checks/test_hardening.sh
+.buildkite/scripts/steps/checks/ftr_configs.sh
+.buildkite/scripts/steps/checks/yarn_deduplicate.sh