chore: [IOPAE-1098] Add reducer and selectors for the list of institutions in the services section

[adelloste]

This pr depends on https://github.com/pagopa/io-backend/pull/1109, https://github.com/pagopa/io-backend/pull/1115

Short description

This PR adds a new reducer and selectors to handle the list of institutions in the services section

List of changes proposed in this pull request

• Added home reducer, actions, and selectors
• Added tests

How to test

Tests should be solved properly

[pagopa-github-bot]

Affected stories

• ⚙️ IOPAE-1098: [APP] Implementare redux per gestire le institutions nella sezione servizi subtask of
  • 🌟 IOPAE-1034: [MVP0] Come cittadino voglio vedere tutta la lista degli enti Nazionali nella sezione Servizi

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[dpulls[bot]]

:tada: All dependencies have been resolved !