Bump guava from 20.0 to 23.0

Bumps [guava](https://github.com/google/guava) from 20.0 to 23.0.
- [Release notes](https://github.com/google/guava/releases)
- [Commits](https://github.com/google/guava/compare/v20.0...v23.0)

---
updated-dependencies:
- dependency-name: com.google.guava:guava
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

archiva-modules/archiva-web/archiva-webapp-test/pom.xml

@@ -63,7 +63,7 @@
     <dependency>
       <groupId>com.google.guava</groupId>
       <artifactId>guava</artifactId>
-      <version>22.0</version>
+      <version>23.0</version>
     </dependency>
 
     <!-- Selenium dependencies -->
@@ -553,7 +553,7 @@
               <dependency>
                 <groupId>com.google.guava</groupId>
                 <artifactId>guava</artifactId>
-                <version>22.0</version>
+                <version>23.0</version>
               </dependency>
 
             </dependencies>

pom.xml

@@ -1589,7 +1589,7 @@
       <dependency>
         <groupId>com.google.guava</groupId>
         <artifactId>guava</artifactId>
-        <version>20.0</version>
+        <version>23.0</version>
       </dependency>