8294722: FX: Update copyright year in docs, readme files to 2023

Backport-of: f448e9a

build.properties

@@ -54,7 +54,7 @@ jfx.release.patch.version=0
 #
 ##############################################################################
 
-javadoc.bottom=<small><a href="http://bugreport.java.com/bugreport/">Report a bug or suggest an enhancement</a><br> Copyright &copy; 2008, 2022, Oracle and/or its affiliates. All rights reserved.</small>
+javadoc.bottom=<small><a href="http://bugreport.java.com/bugreport/">Report a bug or suggest an enhancement</a><br> Copyright &copy; 2008, 2023, Oracle and/or its affiliates. All rights reserved.</small>
 
 javadoc.title=JavaFX 17
 javadoc.header=JavaFX&nbsp;17

modules/javafx.fxml/src/main/docs/javafx/fxml/doc-files/introduction_to_fxml.html

@@ -1107,7 +1107,7 @@ <h2><a id="deploy_as_module">Deploying an Application as a Module</a></h2>
 </p>
 <hr>
 <p>
-<small><a href="http://bugreport.java.com/bugreport/">Report a bug or suggest an enhancement</a><br> Copyright &copy; 2008, 2022, Oracle and/or its affiliates. All rights reserved.</small>
+<small><a href="http://bugreport.java.com/bugreport/">Report a bug or suggest an enhancement</a><br> Copyright &copy; 2008, 2023, Oracle and/or its affiliates. All rights reserved.</small>
 </p>
 </body>
 </html>

modules/javafx.graphics/src/main/docs/javafx/scene/doc-files/cssref.html

@@ -6046,7 +6046,7 @@ <h2><a id="references">References</a></h2>
     <p>[5] Uniform Resource Identifier (URI): Generic Syntax <a href="http://www.ietf.org/rfc/rfc3986">RFC-3986</a></p>
     <hr>
     <p>
-<small><a href="http://bugreport.java.com/bugreport/">Report a bug or suggest an enhancement</a><br> Copyright &copy; 2008, 2022, Oracle and/or its affiliates. All rights reserved.</small>
+<small><a href="http://bugreport.java.com/bugreport/">Report a bug or suggest an enhancement</a><br> Copyright &copy; 2008, 2023, Oracle and/or its affiliates. All rights reserved.</small>
     </p>
     <br>
   </body>