Update maintainers and standard library docs for GDBM.
[Feature #13248][ruby-core:79742]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57704 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Update maintainers and standard library docs for GDBM.
[Feature #13248][ruby-core:79742]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57704 b2dd03c8-39d4-4d8f-98ff-823fe69b080e