chore(deps): update postgresql docker tag to v18

Author: small-hack-renovate[bot]

charts/matrix-authentication-service/Chart.lock

@@ -1,6 +1,6 @@
 dependencies:
 - name: postgresql
   repository: oci://registry-1.docker.io/bitnamicharts
-  version: 16.6.1
-digest: sha256:0b7677d880b3081e354485a421fd1ffe4fff06e54caa7d2f0d0c4991ab78827d
-generated: "2025-04-07T08:32:13.795944217Z"
+  version: 18.0.7
+digest: sha256:b13d591c0e6d35463b31f4de99e27b2b769a2670fcafbf1e77598a876002bea0
+generated: "2025-10-06T12:51:36.990734649Z"

charts/matrix-authentication-service/Chart.yaml

@@ -15,7 +15,7 @@ type: application
 # The chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 1.6.0
+version: 2.0.0
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
@@ -29,7 +29,7 @@ appVersion: 0.16.0
 
 dependencies:
   - name: postgresql
-    version: 16.6.1
+    version: 18.0.7
     repository: oci://registry-1.docker.io/bitnamicharts
     condition: postgresql.enabled