add plexus-resources 1.2.0

[hboutemy]

https://github.com/jvm-repo-rebuild/reproducible-central/blob/master/content/org/codehaus/plexus/plexus-resources/README.md

[github-actions]

version=1.2.0
ok=4
ko=0
ignored=0
koFiles=""
ignoredFiles=""
reference_java_version="17 (from MANIFEST.MF Build-Jdk-Spec)"
reference_os_name="Windows (from pom.properties newline)"

docker build -q -t ghcr.io/jvm-repo-rebuild/rb-ubuntu-jdk17-toolchains-17
	1:14.09 real,	0.18 user,	0.09 sys
docker build -q -t ghcr.io/jvm-repo-rebuild/rb-ubuntu-jdk17-toolchains-17-maven-3.6.3
	0:06.09 real,	0.07 user,	0.04 sys
docker build -q -t ghcr.io/jvm-repo-rebuild/rb-ubuntu-jdk17-toolchains-17-maven-3.6.3-runner
	0:09.04 real,	0.06 user,	0.06 sys
docker build -q -t ghcr.io/jvm-repo-rebuild/rb-ubuntu-jdk17-toolchains-17-maven-3.6.3-runner-utc-en_us-022
	0:11.15 real,	0.05 user,	0.08 sys
docker run --name rebuild-central --rm
	0:17.72 real,	0.02 user,	0.01 sys