Update it-IT.yaml

[AbhinavHaridas]

The spelling for Pubblica is solved. It was Puvblica in one place at line 1280. (P.S This is a college assignment please accept)

Description or Fixes hummingbird-me/hummingbird#[replace brackets with the issue number that your pull request addresses].

Changes proposed in this pull request:

[list out summary of changes here] [etc]

/cc @hummingbird-me/staff