Add planners

[katie-oh]

Been using some from this collection but I finally made a few of my own and wanted to share. The daily planners are self-explanatory but sample usage on the weekly planner is here:

https://github.com/katie-oh/supernote-templates/blob/main/weekly-planner/sample.png

[github-actions]

⚠️ This PR contains unsigned commits. To get your PR merged, please sign those commits (git rebase --exec 'git commit -S --amend --no-edit -n' @{upstream}) and force push them to this branch (git push --force-with-lease).

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[katie-oh]

Ope alright, will get around to that later