update junit

Author: dili91

build.gradle

@@ -127,7 +127,7 @@ dependencies {
     implementation group: 'org.tinylog', name: 'tinylog-impl', version: tinyLogVersion
 
     // JUnit test framework.
-    testImplementation group: 'org.junit.jupiter', name: 'junit-jupiter', version: '5.12.2'
+    testImplementation group: 'org.junit.jupiter', name: 'junit-jupiter', version: '6.0.1'
     testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
 
     // Mocking libraries

src/test/java/com/truelayer/java/acceptance/PaymentsAcceptanceTests.java

@@ -50,6 +50,7 @@
 import java.util.stream.Stream;
 import lombok.*;
 import okhttp3.*;
+import okhttp3.MediaType;
 import org.apache.commons.lang3.RandomStringUtils;
 import org.junit.jupiter.api.*;
 import org.junit.jupiter.params.ParameterizedTest;