fix(gw): remove ultimate incompat to allow install into gw-253 (#6106)

Co-authored-by: manodnyab <[email protected]>

Author: rli

plugins/toolkit/jetbrains-core/resources/META-INF/inactive/plugin-gateway.xml

@@ -12,7 +12,6 @@
     <incompatible-with>com.intellij.modules.java</incompatible-with>
     <incompatible-with>com.intellij.modules.mps</incompatible-with>
     <incompatible-with>com.intellij.modules.python</incompatible-with>
-    <incompatible-with>com.intellij.modules.ultimate</incompatible-with>
     <incompatible-with>com.intellij.java</incompatible-with>
 
     <extensions defaultExtensionNs="com.intellij">