[8.x] Update max supported package version (#196551) (#196581)

# Backport

This will backport the following commits from `main` to `8.x`:
- [Update max supported package version
(#196551)](#196551)

<!--- Backport version: 9.4.3 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

<!--BACKPORT [{"author":{"name":"Giorgos
Bamparopoulos","email":"[email protected]"},"sourceCommit":{"committedDate":"2024-10-16T16:40:00Z","message":"Update
max supported package version (#196551)\n\nUpdate the max supported
package version to 3.3.0\r\n\r\nRelated to
https://github.com/elastic/package-spec/pull/818","sha":"2f76b60b0e2646b71cbc95b0de559154dd947dca","branchLabelMapping":{"^v9.0.0$":"main","^v8.16.0$":"8.x","^v(\\d+).(\\d+).\\d+$":"$1.$2"}},"sourcePullRequest":{"labels":["release_note:enhancement","Team:Fleet","v9.0.0","backport:prev-minor"],"title":"Update
max supported package
version","number":196551,"url":"https://github.com/elastic/kibana/pull/196551","mergeCommit":{"message":"Update
max supported package version (#196551)\n\nUpdate the max supported
package version to 3.3.0\r\n\r\nRelated to
https://github.com/elastic/package-spec/pull/818","sha":"2f76b60b0e2646b71cbc95b0de559154dd947dca"}},"sourceBranch":"main","suggestedTargetBranches":[],"targetPullRequestStates":[{"branch":"main","label":"v9.0.0","branchLabelMappingKey":"^v9.0.0$","isSourceBranch":true,"state":"MERGED","url":"https://github.com/elastic/kibana/pull/196551","number":196551,"mergeCommit":{"message":"Update
max supported package version (#196551)\n\nUpdate the max supported
package version to 3.3.0\r\n\r\nRelated to
https://github.com/elastic/package-spec/pull/818","sha":"2f76b60b0e2646b71cbc95b0de559154dd947dca"}}]}]
BACKPORT-->

Co-authored-by: Giorgos Bamparopoulos <[email protected]>

config/serverless.oblt.yml

@@ -144,7 +144,7 @@ xpack.uptime.service.tls.key: /mnt/elastic-internal/http-certs/tls.key
 # Fleet specific configuration
 xpack.fleet.internal.registry.capabilities: ['apm', 'observability', 'uptime']
 xpack.fleet.internal.registry.spec.min: '3.0'
-xpack.fleet.internal.registry.spec.max: '3.2'
+xpack.fleet.internal.registry.spec.max: '3.3'
 xpack.fleet.internal.registry.kibanaVersionCheckEnabled: false
 xpack.fleet.internal.registry.excludePackages: [
     # Security integrations

config/serverless.security.yml

@@ -76,7 +76,7 @@ telemetry.labels.serverless: security
 # Fleet specific configuration
 xpack.fleet.internal.registry.capabilities: ['security']
 xpack.fleet.internal.registry.spec.min: '3.0'
-xpack.fleet.internal.registry.spec.max: '3.2'
+xpack.fleet.internal.registry.spec.max: '3.3'
 xpack.fleet.internal.registry.kibanaVersionCheckEnabled: false
 xpack.fleet.internal.registry.excludePackages: [
     # Oblt integrations

x-pack/plugins/fleet/server/config.ts

@@ -26,7 +26,7 @@ import { BULK_CREATE_MAX_ARTIFACTS_BYTES } from './services/artifacts/artifacts'
 const DEFAULT_BUNDLED_PACKAGE_LOCATION = path.join(__dirname, '../target/bundled_packages');
 const DEFAULT_GPG_KEY_PATH = path.join(__dirname, '../target/keys/GPG-KEY-elasticsearch');
 
-const REGISTRY_SPEC_MAX_VERSION = '3.2';
+const REGISTRY_SPEC_MAX_VERSION = '3.3';
 
 export const config: PluginConfigDescriptor = {
   exposeToBrowser: {