Add supports of Mastodon 2.9.1 RC1

[neet]

• Add account_id param to fetchNotification Add from account to notifications api mastodon/mastodon#10796
• Change return type of removeStatus to Status Add toot source to delete result to ease Delete & Redraft mastodon/mastodon#10669

Closes #58

[codecov-io]

Codecov Report

Merging #59 into master will not change coverage.
The diff coverage is 100%.

@@           Coverage Diff           @@
##           master      #59   +/-   ##
=======================================
  Coverage   97.34%   97.34%           
=======================================
  Files           9        9           
  Lines         377      377           
  Branches       20       20           
=======================================
  Hits          367      367           
  Misses         10       10

Impacted Files	Coverage Δ
src/client/masto.ts	100% <100%> (ø)	⬆️

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