Bump io.mockk:mockk-jvm from 1.13.12 to 1.13.13 (#1457)

Bumps [io.mockk:mockk-jvm](https://github.com/mockk/mockk) from 1.13.12 to 1.13.13.
- [Release notes](https://github.com/mockk/mockk/releases)
- [Commits](mockk/mockk@1.13.12...1.13.13)

---
updated-dependencies:
- dependency-name: io.mockk:mockk-jvm
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

backend/pom.xml

@@ -39,7 +39,7 @@
 
         <!-- Test dependency versions -->
         <archunit.version>1.3.0</archunit.version>
-        <mockk.version>1.13.12</mockk.version>
+        <mockk.version>1.13.13</mockk.version>
         <testcontainers.version>1.20.2</testcontainers.version>
         <apache.pdfbox.version>3.0.3</apache.pdfbox.version>
         <image.comparison.version>4.4.0</image.comparison.version>