NIFI-9275 Upgraded Jetty from 9.4.43 to 9.4.44

- Added Jetty websocket dependencies for consistent versioning

Signed-off-by: Pierre Villard <pierre.villard.fr@gmail.com>

This closes #5434.
diff --git a/pom.xml b/pom.xml
index b64d8ba..9735288 100644
--- a/pom.xml
+++ b/pom.xml
@@ -97,7 +97,7 @@
         <org.bouncycastle.version>1.69</org.bouncycastle.version>
         <org.slf4j.version>1.7.32</org.slf4j.version>
         <ranger.version>2.1.0</ranger.version>
-        <jetty.version>9.4.43.v20210629</jetty.version>
+        <jetty.version>9.4.44.v20210927</jetty.version>
         <jackson.version>2.12.3</jackson.version>
         <jaxb.runtime.version>2.3.5</jaxb.runtime.version>
         <jakarta.xml.bind-api.version>2.3.3</jakarta.xml.bind-api.version>
@@ -445,6 +445,21 @@
                 <version>${jetty.version}</version>
             </dependency>
             <dependency>
+                <groupId>org.eclipse.jetty.websocket</groupId>
+                <artifactId>websocket-api</artifactId>
+                <version>${jetty.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.eclipse.jetty.websocket</groupId>
+                <artifactId>websocket-client</artifactId>
+                <version>${jetty.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.eclipse.jetty.websocket</groupId>
+                <artifactId>websocket-server</artifactId>
+                <version>${jetty.version}</version>
+            </dependency>
+            <dependency>
                 <groupId>org.eclipse.jetty</groupId>
                 <artifactId>apache-jsp</artifactId>
                 <version>${jetty.version}</version>