[8.0] [storybook] upgrade to 6.3.x (#119498)

[spalger]

Backports the following commits to 8.0:

• [storybook] upgrade to 6.3.x ([storybook] upgrade to 6.3.x #119498)

[kibana-ci]

💚 Build Succeeded

• Buildkite Build
• Commit: 1b8c87b
• Storybooks Preview

Metrics [docs]

Module Count

Fewer modules leads to a faster build time

id	before	after	diff
apm	1161	1160	-1
enterpriseSearch	1329	1328	-1
lists	294	293	-1
securitySolution	2778	2804	+26
total			+23

Public APIs missing comments

Total count of every public API that lacks a comment. Target amount is 0. Run node scripts/build_api_docs --plugin [yourplugin] --stats comments for more detailed information.

id	before	after	diff
@kbn/storybook	18	20	+2

Async chunks

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

id	before	after	diff
advancedSettings	872.2KB	872.2KB	+20.0B
apm	2.7MB	2.7MB	-313.0B
canvas	1001.2KB	1001.6KB	+398.0B
cases	324.9KB	325.2KB	+378.0B
dashboard	273.8KB	273.8KB	+72.0B
dataEnhanced	45.1KB	45.2KB	+40.0B
dataVisualizer	536.9KB	536.9KB	+20.0B
discover	305.2KB	305.2KB	+60.0B
enterpriseSearch	1.3MB	1.3MB	-272.0B
expressionError	13.8KB	13.9KB	+40.0B
expressionMetricVis	8.9KB	8.9KB	+20.0B
expressionTagcloud	7.6KB	7.6KB	+20.0B
fleet	643.2KB	643.2KB	+20.0B
graph	389.2KB	389.3KB	+20.0B
home	77.0KB	77.1KB	+20.0B
indexLifecycleManagement	148.0KB	148.0KB	+20.0B
indexPatternFieldEditor	139.4KB	139.6KB	+220.0B
indexPatternManagement	79.7KB	79.7KB	+20.0B
infra	991.0KB	991.0KB	+20.0B
ingestPipelines	440.4KB	440.4KB	+24.0B
inputControlVis	80.5KB	80.5KB	+40.0B
kibanaLegacy	57.3KB	57.3KB	+20.0B
lens	951.5KB	951.5KB	+20.0B
lists	142.6KB	142.3KB	-331.0B
management	8.4KB	8.4KB	+20.0B
maps	2.6MB	2.6MB	+20.0B
ml	3.5MB	3.5MB	+20.0B
monitoring	435.7KB	435.7KB	+20.0B
observability	369.7KB	369.8KB	+20.0B
remoteClusters	83.4KB	83.4KB	+20.0B
reporting	56.3KB	56.3KB	+40.0B
rollup	129.0KB	129.0KB	+20.0B
savedObjectsManagement	82.7KB	82.7KB	+40.0B
savedObjectsTagging	40.5KB	40.5KB	+20.0B
securitySolution	4.6MB	4.6MB	+4.2KB
spaces	152.2KB	152.3KB	+80.0B
stackAlerts	158.4KB	158.4KB	+20.0B
timelines	208.3KB	208.7KB	+378.0B
triggersActionsUi	777.9KB	778.2KB	+300.0B
uiActionsEnhanced	127.5KB	127.5KB	+40.0B
upgradeAssistant	134.6KB	134.7KB	+20.0B
visDefaultEditor	142.4KB	142.5KB	+20.0B
visTypeMarkdown	5.5KB	5.5KB	+20.0B
visTypePie	50.2KB	50.2KB	+20.0B
visTypeTable	15.7KB	15.7KB	+20.0B
visTypeTimelion	88.0KB	88.0KB	+60.0B
visTypeTimeseries	447.3KB	447.3KB	+60.0B
visTypeVega	1.9MB	1.9MB	+60.0B
visTypeVislib	359.3KB	359.3KB	+20.0B
visTypeXy	60.5KB	60.5KB	+20.0B
visualizations	59.1KB	59.2KB	+60.0B
visualize	49.9KB	49.9KB	+20.0B
total			+6.2KB

Public APIs missing exports

Total count of every type that is part of your API that should be exported but is not. This will cause broken links in the API documentation system. Target amount is 0. Run node scripts/build_api_docs --plugin [yourplugin] --stats exports for more detailed information.

id	before	after	diff
kibana	896	895	-1

Page load bundle

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

id	before	after	diff
banners	6.5KB	6.5KB	+20.0B
charts	56.0KB	56.1KB	+20.0B
console	12.1KB	12.1KB	+20.0B
core	272.3KB	272.3KB	+20.0B
data	431.7KB	431.7KB	+20.0B
devTools	9.3KB	9.3KB	+20.0B
embeddable	63.7KB	63.7KB	+20.0B
esUiShared	122.3KB	122.3KB	+20.0B
expressions	86.5KB	86.5KB	+20.0B
fieldFormats	46.2KB	46.2KB	+20.0B
globalSearchBar	19.6KB	19.6KB	+20.0B
indexManagement	27.1KB	27.1KB	+20.0B
indexPatternEditor	10.6KB	10.6KB	+20.0B
inspector	22.3KB	22.3KB	+20.0B
interactiveSetup	57.6KB	57.7KB	+20.0B
kbnUiSharedDeps-npmDll	5.0MB	5.0MB	+874.0B
kibanaOverview	15.5KB	15.5KB	+20.0B
kibanaReact	63.5KB	63.6KB	+20.0B
licenseManagement	10.2KB	10.2KB	+20.0B
navigation	8.7KB	8.7KB	+20.0B
painlessLab	11.1KB	11.1KB	+20.0B
presentationUtil	62.5KB	62.5KB	+20.0B
savedObjects	30.5KB	30.5KB	+20.0B
searchprofiler	21.3KB	21.3KB	+20.0B
security	49.6KB	49.6KB	+20.0B
share	53.5KB	53.6KB	+20.0B
snapshotRestore	26.6KB	26.6KB	+20.0B
transform	14.0KB	14.0KB	+20.0B
watcher	13.6KB	13.6KB	+20.0B
total			+1.4KB

Unknown metric groups

API count

id	before	after	diff
@kbn/storybook	18	20	+2

To update your PR or re-run it, just comment with:
@elasticmachine merge upstream