add dummy test for udp

Author: pedroSG94

udp/src/test/java/com/pedro/udp/ExampleUnitTest.kt

@@ -0,0 +1,12 @@
+package com.pedro.udp
+
+import org.junit.Test
+
+import org.junit.Assert.*
+
+class ExampleUnitTest {
+  @Test
+  fun addition_isCorrect() {
+    assertEquals(4, 2 + 2)
+  }
+}