remove no longer shiped plugins from the knip feature

Author: Gabriel Einsdorf

org.knime.knip.update/feature.xml

@@ -118,13 +118,6 @@
          version="0.0.0"
          unpack="false"/>
 
-   <plugin
-         id="jama"
-         download-size="0"
-         install-size="0"
-         version="0.0.0"
-         unpack="false"/>
-
    <plugin
          id="jep"
          download-size="0"
@@ -216,13 +209,6 @@
          version="0.0.0"
          unpack="false"/>
 
-   <plugin
-         id="commons-collections"
-         download-size="0"
-         install-size="0"
-         version="0.0.0"
-         unpack="false"/>
-
    <plugin
          id="xml-apis"
          download-size="0"