Fix regression that broke websocket.

Missing "!" in commit 46cb8c3b
diff --git a/java/org/apache/tomcat/websocket/server/WsSci.java b/java/org/apache/tomcat/websocket/server/WsSci.java
index 9e7e063..b278086 100644
--- a/java/org/apache/tomcat/websocket/server/WsSci.java
+++ b/java/org/apache/tomcat/websocket/server/WsSci.java
@@ -64,7 +64,7 @@
                 if (!Modifier.isPublic(modifiers) ||
                         Modifier.isAbstract(modifiers) ||
                         Modifier.isInterface(modifiers) ||
-                        isExported(clazz)) {
+                        !isExported(clazz)) {
                     // Non-public, abstract, interface or not in an exported
                     // package - skip it.
                     continue;
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index d435739..d462487 100644
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -105,6 +105,14 @@
   issues do not "pop up" wrt. others).
 -->
 <section name="Tomcat 10.1.0-M4 (markt)" rtext="in development">
+  <subsection name="WebSocket">
+    <changelog>
+      <fix>
+        Correct a regression in the Java 8 to Java 11 changes made in 10.1.0-M3
+        that caused all WebSocket end points to fail to register. (markt)
+      </fix>
+    </changelog>
+  </subsection>
 </section>
 <section name="Tomcat 10.1.0-M3 (markt)" rtext="release in progress">
   <subsection name="General">