chore(deps): bump com.squareup.okhttp3:okhttp (#1207)

Bumps [com.squareup.okhttp3:okhttp](https://github.com/square/okhttp) from 4.11.0 to 4.12.0.
- [Changelog](https://github.com/square/okhttp/blob/master/CHANGELOG.md)
- [Commits](square/okhttp@parent-4.11.0...parent-4.12.0)

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

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

aries/agents/mobile_demo/app/build.gradle

@@ -80,7 +80,7 @@ dependencies {
     implementation 'com.google.zxing:core:3.5.2'
 
     // HTTP requests
-    implementation("com.squareup.okhttp3:okhttp:4.11.0")
+    implementation("com.squareup.okhttp3:okhttp:4.12.0")
 
     // JSON
     implementation "com.google.code.gson:gson:2.11.0"