Remove throws declaration

Author: marci4

src/test/java/org/java_websocket/misc/OpeningHandshakeRejectionTest.java

@@ -51,8 +51,12 @@ public class OpeningHandshakeRejectionTest {
   private static final String additionalHandshake = "Upgrade: websocket\r\nConnection: Upgrade\r\n\r\n";
 
   @BeforeEach
-  public void startServer() throws IOException, InterruptedException {
-    port = SocketUtil.getAvailablePort();
+  public void startServer()  {
+    try {
+      port = SocketUtil.getAvailablePort();
+    } catch (InterruptedException e) {
+      throw new RuntimeException(e);
+    }
     thread = new Thread(
             () -> {
               try {

src/test/java/org/java_websocket/protocols/ProtocolHandshakeRejectionTest.java

@@ -58,9 +58,13 @@ public class ProtocolHandshakeRejectionTest {
   private int port = -1;
 
   @BeforeEach
-  public void startServer() throws InterruptedException {
-    port = SocketUtil.getAvailablePort();
-    thread = new Thread(
+  public void startServer() {
+      try {
+          port = SocketUtil.getAvailablePort();
+      } catch (InterruptedException e) {
+          throw new RuntimeException(e);
+      }
+      thread = new Thread(
         new Runnable() {
           public void run() {
             try {