Bump mockwebserver from 4.9.0 to 4.9.1 (#3549)

Bumps [mockwebserver](https://github.com/square/okhttp) from 4.9.0 to 4.9.1.
- [Release notes](https://github.com/square/okhttp/releases)
- [Changelog](https://github.com/square/okhttp/blob/master/CHANGELOG.md)
- [Commits](https://github.com/square/okhttp/compare/parent-4.9.0...parent-4.9.1)

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

extensions/wikidata/pom.xml

@@ -179,7 +179,7 @@
     <dependency>
       <groupId>com.squareup.okhttp3</groupId>
       <artifactId>mockwebserver</artifactId>
-      <version>4.9.0</version>
+      <version>4.9.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>

main/pom.xml

@@ -23,7 +23,7 @@
          Jena 3.15.0 doesn't work. Versions through 3.14.0 appear to, but we'll be conservative
     -->
     <jena.version>3.17.0</jena.version>
-    <okhttp.version>4.9.0</okhttp.version>
+    <okhttp.version>4.9.1</okhttp.version>
   </properties>
 
   <scm>