[JENKINS-54128] fix deprecated call to run.getLogFile

[mguillem]

Usage of linenumbers Plugin causes tons of exceptions logged to the console like. This PR fixes it and upgrades to a recent parent pom.

2021-08-12 13:51:49.649+0000 [id=1187]  WARNING o.j.p.workflow.job.WorkflowRun#getLogFile: Avoid calling getLogFile on aJob #43
java.lang.UnsupportedOperationException
        at org.jenkinsci.plugins.workflow.job.WorkflowRun.getLogFile(WorkflowRun.java:1155)
        at org.jenkinsci.plugins.linenumbers.LineNumbersAnnotator.annotate(LineNumbersAnnotator.java:54)
        at hudson.console.ConsoleAnnotator$ConsoleAnnotatorAggregator.annotate(ConsoleAnnotator.java:108)
        at hudson.console.ConsoleAnnotator$ConsoleAnnotatorAggregator.annotate(ConsoleAnnotator.java:108)
        at hudson.console.ConsoleAnnotationOutputStream.eol(ConsoleAnnotationOutputStream.java:146)
        at hudson.console.LineTransformationOutputStream.eol(LineTransformationOutputStream.java:60)
        at hudson.console.LineTransformationOutputStream.write(LineTransformationOutputStream.java:56)
        at java.io.FilterOutputStream.write(FilterOutputStream.java:77)
        at org.jenkinsci.plugins.workflow.log.FileLogStorage$1$1.write(FileLogStorage.java:238)
        at java.io.FilterOutputStream.write(FilterOutputStream.java:125)
        at org.apache.commons.io.output.ProxyOutputStream.write(ProxyOutputStream.java:91)
        at org.kohsuke.stapler.framework.io.LargeText.writeLogTo(LargeText.java:221)
        at hudson.console.AnnotatedLargeText.writeRawLogTo(AnnotatedLargeText.java:174)
        at org.jenkinsci.plugins.workflow.log.FileLogStorage$1.writeHtmlTo(FileLogStorage.java:203)
        at hudson.model.Run.writeLogTo(Run.java:1554)

See https://issues.jenkins.io/browse/JENKINS-54128.

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[mguillem]

@Vlatombe any chance to get this PR merged?

[Vlatombe]

LGTM