Use notifyAll instead of notify

HTTP/2 could have multiple threads waiting on the connection, so we need to wake up all of them.

In future we could move to a park/unpark based approach but it would need some performance testing.

Fixes quarkusio#28116

extensions/vertx-http/runtime/src/main/java/io/quarkus/vertx/http/runtime/VertxInputStream.java

@@ -190,7 +190,7 @@ public void handle(Void event) {
                             synchronized (connection) {
                                 eof = true;
                                 if (waiting) {
-                                    connection.notify();
+                                    connection.notifyAll();
                                 }
                             }
                         }
@@ -212,7 +212,7 @@ public void handle(Throwable event) {
                                     }
                                 }
                                 if (waiting) {
-                                    connection.notify();
+                                    connection.notifyAll();
                                 }
                             }
                         }

independent-projects/resteasy-reactive/server/vertx/src/main/java/org/jboss/resteasy/reactive/server/vertx/VertxInputStream.java

@@ -190,7 +190,7 @@ public void handle(Void event) {
                             synchronized (connection) {
                                 eof = true;
                                 if (waiting) {
-                                    connection.notify();
+                                    connection.notifyAll();
                                 }
                             }
                         }
@@ -212,7 +212,7 @@ public void handle(Throwable event) {
                                     }
                                 }
                                 if (waiting) {
-                                    connection.notify();
+                                    connection.notifyAll();
                                 }
                             }
                         }