Bump the java group across 4 directories with 1 update

Bumps the java group with 1 update in the / directory: [org.assertj:assertj-core](https://github.com/assertj/assertj).
Bumps the java group with 1 update in the /examples/fabric-contract-example-as-service directory: [org.assertj:assertj-core](https://github.com/assertj/assertj).
Bumps the java group with 1 update in the /examples/fabric-contract-example-gradle directory: [org.assertj:assertj-core](https://github.com/assertj/assertj).
Bumps the java group with 1 update in the /examples/ledger-api directory: [org.assertj:assertj-core](https://github.com/assertj/assertj).


Updates `org.assertj:assertj-core` from 3.27.3 to 3.27.4
- [Release notes](https://github.com/assertj/assertj/releases)
- [Commits](assertj/assertj@assertj-build-3.27.3...assertj-build-3.27.4)

Updates `org.assertj:assertj-core` from 3.27.3 to 3.27.4
- [Release notes](https://github.com/assertj/assertj/releases)
- [Commits](assertj/assertj@assertj-build-3.27.3...assertj-build-3.27.4)

Updates `org.assertj:assertj-core` from 3.27.3 to 3.27.4
- [Release notes](https://github.com/assertj/assertj/releases)
- [Commits](assertj/assertj@assertj-build-3.27.3...assertj-build-3.27.4)

Updates `org.assertj:assertj-core` from 3.27.3 to 3.27.4
- [Release notes](https://github.com/assertj/assertj/releases)
- [Commits](assertj/assertj@assertj-build-3.27.3...assertj-build-3.27.4)

---
updated-dependencies:
- dependency-name: org.assertj:assertj-core
  dependency-version: 3.27.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: java
- dependency-name: org.assertj:assertj-core
  dependency-version: 3.27.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: java
- dependency-name: org.assertj:assertj-core
  dependency-version: 3.27.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: java
- dependency-name: org.assertj:assertj-core
  dependency-version: 3.27.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: java
...

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

Author: dependabot[bot]

build.gradle

@@ -65,7 +65,7 @@ subprojects {
         testImplementation platform('org.junit:junit-bom:5.13.4')
         testImplementation 'org.junit.jupiter:junit-jupiter'
         testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
-        testImplementation 'org.assertj:assertj-core:3.27.3'
+        testImplementation 'org.assertj:assertj-core:3.27.4'
         testImplementation 'org.mockito:mockito-core:5.18.0'
         testImplementation 'uk.org.webcompere:system-stubs-jupiter:2.1.8'
 

examples/fabric-contract-example-as-service/build.gradle

@@ -16,7 +16,7 @@ dependencies {
     implementation 'org.hyperledger.fabric-chaincode-java:fabric-chaincode-shim:2.5.6'
     implementation 'org.json:json:20250517'
     testImplementation 'org.junit.jupiter:junit-jupiter:5.13.4'
-    testImplementation 'org.assertj:assertj-core:3.27.3'
+    testImplementation 'org.assertj:assertj-core:3.27.4'
     testImplementation 'org.mockito:mockito-core:5.18.0'
     testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
 }

examples/fabric-contract-example-gradle/build.gradle

@@ -16,7 +16,7 @@ dependencies {
     implementation 'org.hyperledger.fabric-chaincode-java:fabric-chaincode-shim:2.5.6'
     implementation 'org.json:json:20250517'
     testImplementation 'org.junit.jupiter:junit-jupiter:5.13.4'
-    testImplementation 'org.assertj:assertj-core:3.27.3'
+    testImplementation 'org.assertj:assertj-core:3.27.4'
     testImplementation 'org.mockito:mockito-core:5.18.0'
 }
 

examples/ledger-api/build.gradle

@@ -16,7 +16,7 @@ dependencies {
     implementation 'org.hyperledger.fabric-chaincode-java:fabric-chaincode-shim:2.5.6'
     implementation 'org.json:json:20250517'
     testImplementation 'org.junit.jupiter:junit-jupiter:5.13.4'
-    testImplementation 'org.assertj:assertj-core:3.27.3'
+    testImplementation 'org.assertj:assertj-core:3.27.4'
     testImplementation 'org.mockito:mockito-core:5.18.0'
 }