
Modify the 'Write vars required for upgrade' task to make use of backrefs so that any user defined variables for galera repo urls are updated for the expected release of MariaDB. Change-Id: I56aad0dd48df4f8e80d1b33a4130daa575b1814b
Modify the 'Write vars required for upgrade' task to make use of backrefs so that any user defined variables for galera repo urls are updated for the expected release of MariaDB. Change-Id: I56aad0dd48df4f8e80d1b33a4130daa575b1814b