Drop DEPLOYMENT_TAPROOT from consensus.vDeployments.
Bump MinBIP9WarningHeight.
Clarify what is considered a BuriedDeployment and
drop taproot from getdeploymentinfo RPC.
Add a test to getblocktemplate to ensure the taproot
rule is still set.
Co-Authored-By: MarcoFalke <*~=`'#}+{/-|&$^_@721217.xyz>
