v2.2.0
DOC: migrate from sphinx-panels to sphinx-design (#46227)
DOC: Update release instructions (#56232)
Backport PR #56930 on branch 2.2.x (DOC: update install instruction with correct Python version support (including 3.12)) (#56931)
Backport PR #56059 on branch 2.2.x (ENH: Add case_when method) (#56800)
Backport PR #56543 on branch 2.2.x (DOC: Update docstring for read_excel) (#56730)
Backport PR #56947 on branch 2.2.x (DOC: Set date for 2.2) (#56950)
DOC: Update pydata-sphinx-theme to 0.14 (#55885)