chore: bump azure-identity from 1.8.3 to 1.9.0 in /examples/msal-java

Bumps [azure-identity](https://github.com/Azure/azure-sdk-for-java) from 1.8.3 to 1.9.0.
- [Release notes](https://github.com/Azure/azure-sdk-for-java/releases)
- [Commits](Azure/azure-sdk-for-java@azure-identity_1.8.3...azure-core_1.9.0)

---
updated-dependencies:
- dependency-name: com.azure:azure-identity
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

examples/msal-java/pom.xml

@@ -26,7 +26,7 @@
     <dependency>
       <groupId>com.azure</groupId>
       <artifactId>azure-identity</artifactId>
-      <version>1.8.3</version>
+      <version>1.9.0</version>
     </dependency>
     <dependency>
       <groupId>com.azure</groupId>