pg-partman-17/5.4.0 package update (#77204)

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**Commit**: 56a81503994ec5b22eb255f0d97af9fe6d11c4b5

> **Note:** If you need to make manual changes to this PR, apply the
`skip:staging-update-bot` label so the reconciler won't overwrite them.

<!--staging-update-bot-pr-data-->
<!--
{
  "PackageName": "pg-partman-17",
  "Version": "5.4.0",
  "Commit": "56a81503994ec5b22eb255f0d97af9fe6d11c4b5",
  "BumpEpoch": false,
  "Manual": false
}
-->
<!--/staging-update-bot-pr-data-->

Co-authored-by: staging-update-bot <[email protected]>

Author: octo-sts[bot]

pg-partman-17.yaml

@@ -1,7 +1,7 @@
 package:
   name: pg-partman-17
-  version: "5.3.1"
-  epoch: 1
+  version: "5.4.0"
+  epoch: 0
   description: PostgreSQL 14 partition management extension
   copyright:
     - license: PostgreSQL
@@ -28,7 +28,7 @@ environment:
 pipeline:
   - uses: git-checkout
     with:
-      expected-commit: b5be3ddac25e809e5e23469124f7eb6463d44406
+      expected-commit: 56a81503994ec5b22eb255f0d97af9fe6d11c4b5
       repository: https://github.com/pgpartman/pg_partman
       tag: v${{package.version}}