chore(Dependencies): update outdated junit dependency in spock1

Signed-off-by: l-1squared <[email protected]>

Author: l-1squared

jgiven-spock/build.gradle

@@ -9,7 +9,10 @@ description = "Module for writing JGiven tests with Spock"
 dependencies {
     api project(':jgiven-junit')
     implementation 'org.codehaus.groovy:groovy:2.5.23'
-    implementation 'org.spockframework:spock-core:1.3-groovy-2.5'
+    implementation ('org.spockframework:spock-core:1.3-groovy-2.5'){
+        exclude(group: 'junit', module: 'junit')
+    }
+    implementation 'junit:junit:4.13.2'
 
     testImplementation project(':jgiven-html5-report')
 }