Fix weekly version regular expression
grep -P supports the \d character class but grep -E does not. grep -E
only supports [[:digit:]]. I used [0-9] because it's shorter. I also
switched to using egrep, keeping in line with other scripts in the repo.
diff --git a/weekly.sh b/weekly.sh
index 347d9d9..b075521 100755
--- a/weekly.sh
+++ b/weekly.sh
@@ -3,7 +3,7 @@
set -e
set -x
-JENKINS_VERSION=$(curl -sq https://api.github.com/repos/jenkinsci/jenkins/tags | grep '"name":' | grep -E -o '\d+(\.\d+)+' | uniq | sort --version-sort | tail -1)
+JENKINS_VERSION=$(curl -sq https://api.github.com/repos/jenkinsci/jenkins/tags | grep '"name":' | egrep -o '[0-9]+(\.[0-9]+)+' | uniq | sort --version-sort | tail -1)
echo "$JENKINS_VERSION"
JENKINS_SHA=$(curl "http://repo.jenkins-ci.org/simple/releases/org/jenkins-ci/main/jenkins-war/${JENKINS_VERSION}/jenkins-war-${JENKINS_VERSION}.war.sha1")