chore(test): add blocking test for new implementation

src/test/java/de/hftstuttgart/unifiedticketing/systems/github/GithubTicketSystemTest.java

+package de.hftstuttgart.unifiedticketing.systems.github;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+public class GithubTicketSystemTest
+{
+    @Test
+    public void blocker()
+    {
+        fail();
+    }
+}