Skip signature testing for Jakarta Data on windows

[KyleAure]

Signature test plugin is unsupported on windows:

Warning: incorrect classpath parameter: /
C:/path/to/wlp/dev/api/spec/io.openliberty.jakarta.data.1.0_1.0.89.jar:
C:\path\to\wlp\usr\servers\io.openliberty.org.jakarta.data.1.0.core\..\..\shared\jimage\output\java.base:
C:\path\to\wlp\usr\servers\io.openliberty.org.jakarta.data.1.0.core\..\..\shared\jimage\output\java.rmi:
C:\path\to\wlp\usr\servers\io.openliberty.org.jakarta.data.1.0.core\..\..\shared\jimage\output\java.sql:
C:\path\to\wlp\usr\servers\io.openliberty.org.jakarta.data.1.0.core\..\..\shared\jimage\output\java.naming 

java.nio.file.InvalidPathException: Illegal char <:> at index 142: 
C:\path\to\wlp\dev\api\spec\io.openliberty.jakarta.data.1.0_1.0.89.jar:
C:\path\to\wlp\usr\servers\io.openliberty.org.jakarta.data.1.0.core\..\..\shared\jimage\output\java.base:
C:\path\to\wlp\usr\servers\io.openliberty.org.jakarta.data.1.0.core\..\..\shared\jimage\output\java.rmi:
C:\path\to\wlp\usr\servers\io.openliberty.org.jakarta.data.1.0.core\..\..\shared\jimage\output\java.sql:
C:\path\to\wlp\usr\servers\io.openliberty.org.jakarta.data.1.0.core\..\..\shared\jimage\output\java.naming
This directory or jar file will be ignored!

[LibbyBot]

Code analysis and actions

DO NOT DELETE THIS COMMENT.

• Please describe in a separate comment how you tested your changes.

• 2 FAT files were changed, added, or removed.

  • Check that the build did not break the affected FAT suite(s).

[tkburroughs]

build

[LibbyBot]

Your personal build request is at https://libh-proxy1.fyre.ibm.com/cognitive/pipelineAnalysis.html?uuid=3051e747-1720-4d10-84bf-8c3a39648ec2

Target locations of links might be accessible only to IBM employees.

[LibbyBot]

Your personal build request is at https://wasrtc.hursley.ibm.com:9443/jazz/resource/itemOid/com.ibm.team.build.BuildResult/_zR1p0AdbEe-9IeXbkm35aA

The build will run your changed FAT bucket(s) 10 times.

Target locations of links might be accessible only to IBM employees.

[LibbyBot]

https://libh-proxy1.fyre.ibm.com/cognitive/pipelineAnalysis.html?uuid=3051e747-1720-4d10-84bf-8c3a39648ec2 completed.

[LibbyBot]

The build KyleAure-28310-20240430-1949 https://wasrtc.hursley.ibm.com:9443/jazz/resource/itemOid/com.ibm.team.build.BuildResult/_zR1p0AdbEe-9IeXbkm35aA completed successfully!