tag the v0.12.5.0 release

0.12.5.0 change log

#88 Use InstantSend by default to validate transactions
#130 'Next Superblock' label is not updated in GUI
#139 Order-agnostic comparison for Finalized budgets
#142 Prevent voting during budget finalization
#152 in wallet UI sorting by number value does not work correctly
#154 Pay budget payments in one block
#164 Remove old branches and tags
#165 Fix Dash copyright violations!
#167 Clean up docs in repository
#186 Rework - Change the alert that the user sees when attempting to submit votes after block 2880
#187 Tool - Create a tracking tool to see the distribution of votes through the testnet masternodes
#190 Wallet crashes when calculating score
#192 Don't relay Instant Send transaction if 'SPORK_2_INSTANTX' is off
#137 #196 Automatic budget finalization
#197 Prevent users from preparing and submitting a new proposal within 1440 blocks of the superblock

binaries: https://gitlab.crown.tech/crown/crown-core/pipelines/508
milestone: https://gitlab.crown.tech/crown/crown-core/milestones/2