fix: maven plugin should identify skip config key

[tisonkun]

• This closes Maven plugin skip no longer functional in 2.19.0 and above #1227.
• This closes Maven plugin should support skip #491.

CHANGES updates will be pushed later. I trigger the CI tasks first.

[tisonkun]

Confirm this patch works locally.

@bbarker-eb you can help with testing this patch by building a local snapshot follow these instructions.

@jherico I don't know the issue about "ratchetFrom" or something. You can test that this patch doesn't cause regression.

@nedtwigg please help with reviewing. I hope this patch is a trivial fix to merge.

Updating CHANGES file now...

[nedtwigg]

Thanks a lot @tisonkun! I'm ready to merge and release as soon as I get one "works for me" from someone.

[imaffe]

I'm trying to walk through the reproduce process.

[EricGao888]

Thanks a lot @tisonkun! I'm ready to merge and release as soon as I get one "works for me" from someone.

@nedtwigg I have pulled this PR and tested the patch built from it locally. It works for me.

Some detailed related to my local test:

2.27.0 - not worked

2.27.1-SNAPSHOT built from this PR - worked well

[syhily]

This PR works for me on my local machine.

[imaffe]

Has spot failure and have skip enabled, but not skipped on 2.26

After changing to local build 2.27.1-SNAPSHOT

And skipped:

[nedtwigg]

Thanks very much to @tisonkun for the fix and everyone else for the testing confirmation! Released in plugin-maven 2.27.1. Should be available now, but mavenCentral has had some sync slowness recently, it'll get there within a few hours if it's not there already.

[bbarker-eb]

Thank you for this fix!