chore(deps): bump com.squareup.okhttp3:okhttp from 4.12.0 to 5.4.0

Bumps [com.squareup.okhttp3:okhttp](https://github.com/square/okhttp) from 4.12.0 to 5.4.0.
- [Changelog](https://github.com/square/okhttp/blob/master/CHANGELOG.md)
- [Commits](square/okhttp@parent-4.12.0...parent-5.4.0)

---
updated-dependencies:
- dependency-name: com.squareup.okhttp3:okhttp
  dependency-version: 5.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

build.gradle

@@ -20,14 +20,14 @@ repositories {
 
 dependencies {
     // HTTP Client
-    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:okhttp:5.4.0'
 
     // JSON Processing
     implementation 'com.fasterxml.jackson.core:jackson-databind:2.21.3'
 
     // Testing
     testImplementation 'org.junit.jupiter:junit-jupiter:5.10.1'
-    testImplementation 'com.squareup.okhttp3:mockwebserver:4.12.0'
+    testImplementation 'com.squareup.okhttp3:mockwebserver:5.4.0'
 }
 
 test {