CLI-1210: Drop tables instead of database

[danepowell]

Fixes #1629
Fixes #1634

Note, this has the side effect of no longer creating a db if it doesn't already exist.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (928c361) 91.80% compared to head (41caf77) 91.81%.

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #1638      +/-   ##
============================================
+ Coverage     91.80%   91.81%   +0.01%     
- Complexity     1776     1778       +2     
============================================
  Files           122      122              
  Lines          6381     6390       +9     
============================================
+ Hits           5858     5867       +9     
  Misses          523      523              

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[danepowell]

I'm fine with this approach since it de-escalates the required permissions for these operations, which is always good. Cloud IDE should still work fine since required DBs are created via cron. Not sure about Lando.