LL-6020 remove Zcoin install key

[valpinkman]

Context (issues, jira)

LL-6020

Description / Usage

Removed Zcoin from being installable

Expectations

• Test coverage: The changes of this PR are covered by test. Unit test were added with mocks when depending on a backend/device.
• No impact: The changes of this PR have ZERO impact on the userland. Meaning, we can use these changes without modifying LLD/LLM at all. It will be a "noop" and the maintainers will be able to bump it without changing anything.

[vercel]

This pull request is being automatically deployed with Vercel (learn more).
To see the status of your deployment, click below or on the icon next to each commit.

🔍 Inspect: https://vercel.com/ledgerhq/ledger-live-common/2KUgqYvotKW9BMiSZeTFLy1BmQGr
✅ Preview: https://ledger-live-common-git-fork-valpinkman-coin-rem-a67b76-ledgerhq.vercel.app

[codecov]

Codecov Report

Merging #1311 (28131cf) into master (0151210) will decrease coverage by 5.88%.
The diff coverage is n/a.

❗ Current head 28131cf differs from pull request most recent head 341dcd3. Consider uploading reports for the commit 341dcd3 to get more accurate results

@@            Coverage Diff             @@
##           master    #1311      +/-   ##
==========================================
- Coverage   68.79%   62.90%   -5.89%     
==========================================
  Files         363      342      -21     
  Lines       15371    13788    -1583     
  Branches     4596     4232     -364     
==========================================
- Hits        10574     8673    -1901     
- Misses       4101     4300     +199     
- Partials      696      815     +119     

Impacted Files	Coverage Δ
src/manager/index.js	31.70% <ø> (ø)
src/hw/signTransaction/ripple.js	0.00% <0.00%> (-100.00%)	⬇️
src/families/bitcoin/libcore-broadcast.js	0.00% <0.00%> (-100.00%)	⬇️
src/families/algorand/libcore-broadcast.js	0.00% <0.00%> (-100.00%)	⬇️
...families/algorand/libcore-getFeesForTransaction.js	0.00% <0.00%> (-100.00%)	⬇️
src/families/bitcoin/libcore-signOperation.js	0.00% <0.00%> (-97.44%)	⬇️
src/families/algorand/libcore-buildSubAccounts.js	2.12% <0.00%> (-95.75%)	⬇️
src/apps/support.js	6.25% <0.00%> (-93.75%)	⬇️
src/libcore/signOperation.js	6.25% <0.00%> (-90.63%)	⬇️
src/families/algorand/libcore-buildOperation.js	6.89% <0.00%> (-89.66%)	⬇️
... and 78 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 0151210...341dcd3. Read the comment docs.