video: rename Video_watch to comply with naming conventions

bt5/erp5_video/ActionTemplateItem/portal_types/Video/watch.xml

@@ -77,7 +77,7 @@
       <dictionary>
         <item>
             <key> <string>text</string> </key>
-            <value> <string>string:${object_url}/Video_watch</string> </value>
+            <value> <string>string:${object_url}/Video_viewVideoPlayer</string> </value>
         </item>
       </dictionary>
     </pickle>

bt5/erp5_video/SkinTemplateItem/portal_skins/erp5_video/Video_watch.xml → bt5/erp5_video/SkinTemplateItem/portal_skins/erp5_video/Video_viewVideoPlayer.xml

@@ -109,7 +109,7 @@
         </item>
         <item>
             <key> <string>id</string> </key>
-            <value> <string>Video_watch</string> </value>
+            <value> <string>Video_viewVideoPlayer</string> </value>
         </item>
         <item>
             <key> <string>method</string> </key>