Bump org.libreoffice:libreoffice in /pgp-keys-map-test1

Bumps org.libreoffice:libreoffice from 7.5.3 to 7.6.0.

---
updated-dependencies:
- dependency-name: org.libreoffice:libreoffice
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

pgp-keys-map-test1/pom.xml

@@ -1025,7 +1025,7 @@
         <dependency>
             <groupId>org.libreoffice</groupId>
             <artifactId>libreoffice</artifactId>
-            <version>[7.5.3]</version>
+            <version>[7.6.0]</version>
         </dependency>
         <dependency>
             <groupId>org.liquibase</groupId>