Bump dbup-postgresql from 6.1.2 to 6.1.5

---
updated-dependencies:
- dependency-name: dbup-postgresql
  dependency-version: 6.1.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Directory.Packages.props

@@ -12,7 +12,7 @@
     <PackageVersion Include="coverlet.collector" Version="6.0.4" />
     <PackageVersion Include="CsvHelper" Version="33.1.0" />
     <PackageVersion Include="Dapper" Version="2.1.66" />
-    <PackageVersion Include="dbup-postgresql" Version="6.1.2" />
+    <PackageVersion Include="dbup-postgresql" Version="6.1.5" />
     <PackageVersion Include="dbup-sqlite" Version="6.0.1" />
     <PackageVersion Include="dbup-sqlserver" Version="6.0.0" />
     <PackageVersion Include="MessagePack" Version="3.1.4" />