[unifiedlogs] - change to ECS version git@v8.17.0

ECS version in build manifest changed from git@v8.11.0 to git@v8.17.0.

[git-generate]
go run github.com/andrewkroh/go-examples/ecs-update@latest -v -ecs-version=8.17.0 -ecs-git-ref=git@v8.17.0 -pr=12636 packages/unifiedlogs

packages/unifiedlogs/_dev/build/build.yml

@@ -1,4 +1,4 @@
 dependencies:
   ecs:
-    reference: "git@v8.11.0"
+    reference: "git@v8.17.0"
     import_mappings: true

packages/unifiedlogs/changelog.yml

@@ -1,4 +1,9 @@
 # newer versions go on top
+- version: "0.3.0"
+  changes:
+    - description: ECS version updated to 8.17.0.
+      type: enhancement
+      link: https://github.com/elastic/integrations/pull/12636
 - version: "0.2.0"
   changes:
     - description: Add 9.0.0 constraint.

packages/unifiedlogs/manifest.yml

@@ -3,7 +3,7 @@ name: unifiedlogs
 title: Custom macOS Unified Logs
 description: Collect and parse logs from macOS unified logs with Elastic Agent.
 type: input
-version: "0.2.0"
+version: "0.3.0"
 conditions:
   kibana:
     version: '^8.18.0 || ^9.0.0'
@@ -58,50 +58,50 @@ policy_templates:
         type: bool
         title: Include source
         description: |
-         Include symbol names and source line numbers for messages, if available.
+          Include symbol names and source line numbers for messages, if available.
         show_user: true
       - name: info
         type: bool
         title: Include info
         description: |
-         Disable or enable info level messages.
+          Disable or enable info level messages.
         show_user: true
       - name: debug
         type: bool
         title: Include debug
         description: |
-         Disable or enable debug level messages.
+          Disable or enable debug level messages.
         show_user: true
       - name: backtrace
         type: bool
         title: Include backtrace
         description: |
-         Disable or enable backtrace level messages.
+          Disable or enable backtrace level messages.
         show_user: true
       - name: signpost
         type: bool
         title: Include signpost
         description: |
-         Disable or enable signpost level messages.
+          Disable or enable signpost level messages.
         show_user: true
       - name: unreliable
         type: bool
         title: Annotate unreliable
         description: |
-         Annotate events with whether the log was emitted unreliably.
+          Annotate events with whether the log was emitted unreliably.
         show_user: true
       - name: mach_continuous_time
         type: bool
         title: Use mach continuous time
         description: |
-         Use mach continuous time timestamps rather than walltime.
+          Use mach continuous time timestamps rather than walltime.
         show_user: true
       - name: backfill
         type: bool
         title: Must backfill
         description: |
-         If set to true the input will process all available logs since the beginning
-         of time the first time it starts.
+          If set to true the input will process all available logs since the beginning
+          of time the first time it starts.
         show_user: true
       - name: archive_file
         type: text