Bump org.assertj:assertj-core from 3.25.3 to 3.26.3 in /modules/milvus

Bumps [org.assertj:assertj-core](https://github.com/assertj/assertj) from 3.25.3 to 3.26.3.
- [Release notes](https://github.com/assertj/assertj/releases)
- [Commits](assertj/assertj@assertj-build-3.25.3...assertj-build-3.26.3)

---
updated-dependencies:
- dependency-name: org.assertj:assertj-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

modules/milvus/build.gradle

@@ -3,7 +3,7 @@ description = "Testcontainers :: Milvus"
 dependencies {
     api project(':testcontainers')
 
-    testImplementation 'org.assertj:assertj-core:3.25.3'
+    testImplementation 'org.assertj:assertj-core:3.26.3'
     testImplementation('io.milvus:milvus-sdk-java:2.4.1') {
         exclude(group: 'org.testcontainers', module: 'milvus')
         exclude(group: 'org.testcontainers', module: 'junit-jupiter')