chore(java): release-please only updates non maven versions in README (#476)
chore(java): release-please only updates non maven versions in README (#476)

Prevent release-please and synthtool from fighting over the released library version. Synthtool updates the install snippets from the samples pom.xml files so the bots fight if they are temporarily out of sync after a release.
googleapis/synthtool,googleapis/synthtool,googleapis/synthtool,googleapis/synthtool,googleapis/synthtool