Update mixpanel setup

[Undermaken]

Short description

This PR updates the Mixpanel setup on Android.
On iOS it always worked as expected, on Android it needs an extra configuration in Android Manifest file

more info

[pagopa-github-bot]

	Warnings
⚠️	Please include a Pivotal story or Jira ticket at the beginning of the PR title

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Generated by 🚫 dangerJS against e0a1faf

[codecov]

Codecov Report

Merging #3138 (e0a1faf) into master (3dfa5d4) will increase coverage by 0.00%.
The diff coverage is 50.00%.

@@           Coverage Diff           @@
##           master    #3138   +/-   ##
=======================================
  Coverage   60.28%   60.28%           
=======================================
  Files         983      983           
  Lines       26618    26619    +1     
  Branches     4893     4893           
=======================================
+ Hits        16047    16048    +1     
  Misses      10465    10465           
  Partials      106      106           

Impacted Files	Coverage Δ
ts/mixpanel.ts	60.86% <50.00%> (+1.77%)	⬆️

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