Bump mockwebserver from 4.9.1 to 4.9.3

Bumps [mockwebserver](https://github.com/square/okhttp) from 4.9.1 to 4.9.3.
- [Release notes](https://github.com/square/okhttp/releases)
- [Changelog](https://github.com/square/okhttp/blob/master/CHANGELOG.md)
- [Commits](square/okhttp@parent-4.9.1...parent-4.9.3)

---
updated-dependencies:
- dependency-name: com.squareup.okhttp3:mockwebserver
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -16,6 +16,7 @@
 
 	<properties>
 		<java.version>1.8</java.version>
+		<log4j2.version>2.16.0</log4j2.version>
 	</properties>
 
 	<dependencies>
@@ -66,7 +67,7 @@
 		<dependency>
 			<groupId>com.squareup.okhttp3</groupId>
 			<artifactId>mockwebserver</artifactId>
-			<version>4.9.1</version>
+			<version>4.9.3</version>
 		</dependency>
 
 		<!-- Logging -->
@@ -109,7 +110,7 @@
 				<dependency>
 					<groupId>com.splunk.logging</groupId>
 					<artifactId>splunk-library-javalogging</artifactId>
-					<version>1.8.0</version>
+					<version>1.11.1</version>
 				</dependency>
 			</dependencies>