chore(release): cut 1.2.5 singularity-expansion release

chore(CHANGELOG): remove reverted commits from 1.2.4

chore(release): cut 1.2.3 unicorn-zapper release

chore(release): cut 1.2.2 consciousness-inertia release

chore(release): cut the 1.2.1 underscore-empathy release

chore(release): cut the v1.2.0 timely-delivery release