[DPE-4816] Add jinja2 as a dependency

[dragomirp]

• Make sure the charm has jinja2 installed
• Update libs

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 71.04%. Comparing base (a4f4ef9) to head (3174d72).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #332 +/- ## ======================================= Coverage 71.04% 71.04% ======================================= Files 8 8 Lines 1250 1250 Branches 236 236 ======================================= Hits 888 888 Misses 275 275 Partials 87 87 ```

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