Can't build anymore, says dependencies missing #95

The output of ./mvnw.cmd clean verify:

[ERROR] Failed to execute goal on project ArrayV: Could not resolve dependencies for project io.github.arrayv:ArrayV:jar:5.2-SNAPSHOT: Failed to collect dependencies at org.apache.groovy:groovy:jar:4.0.2: Failed to read artifact descriptor for org.apache.groovy:groovy:jar:4.0.2: Could not transfer artifact org.apache.groovy:groovy:pom:4.0.2 from/to central (https://repo.maven.apache.org/maven2): Transfer failed for https://repo.maven.apache.org/maven2/org/apache/groovy/groovy/4.0.2/groovy-4.0.2.pom: Connect to repo.maven.apache.org:443 [repo.maven.apache.org/146.75.116.215] failed: connect: Address is invalid on local machine, or port is not valid on remote machine -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/DependencyResolutionException