Merge junit version to have one consistent, single source of truth version value (#1273)

Author: SquidXTV

application/build.gradle

@@ -81,10 +81,10 @@ dependencies {
     implementation 'com.apptasticsoftware:rssreader:3.9.3'
 
     testImplementation 'org.mockito:mockito-core:5.18.0'
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.13.2'
-    testImplementation 'org.junit.jupiter:junit-jupiter-params:5.13.2'
+    testImplementation "org.junit.jupiter:junit-jupiter-api:$junitVersion"
+    testImplementation "org.junit.jupiter:junit-jupiter-params:$junitVersion"
     testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
-    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.13.2'
+    testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:$junitVersion"
 
     implementation "com.theokanning.openai-gpt3-java:api:$chatGPTVersion"
     implementation "com.theokanning.openai-gpt3-java:service:$chatGPTVersion"

build.gradle

@@ -15,6 +15,7 @@ ext {
     jooqVersion = '3.20.5'
     jacksonVersion = '2.19.1'
     chatGPTVersion = '0.18.2'
+    junitVersion = '5.13.2'
 }
 
 // Skips sonarlint during the build, useful for testing purposes.

formatter/build.gradle

@@ -6,8 +6,9 @@ dependencies {
     implementation 'com.google.code.findbugs:jsr305:3.0.2'
     implementation project(':utils')
 
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.11.4'
-    testImplementation 'org.junit.jupiter:junit-jupiter-params:5.11.0'
-    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.11.1'
+    testImplementation "org.junit.jupiter:junit-jupiter-api:$junitVersion"
+    testImplementation "org.junit.jupiter:junit-jupiter-params:$junitVersion"
+    testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
+    testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:$junitVersion"
 }