Order bridged tokens in descending order by tokens holder for Omni bridge cap calculation

[vbaranov]

Motivation

Tokens with more holders should get the price first from CoinGecko. Requests of the price for other tokens may be rate-limited by CoinGecko.

Checklist for your Pull Request (PR)

• I added an entry to CHANGELOG.md with this PR
• If I added new functionality, I added tests covering it.
• If I fixed a bug, I added a regression test to prevent the bug from silently reappearing again.
• I checked whether I should update the docs and did so by submitting a PR to https://github.com/blockscout/docs
• If I added/changed/removed ENV var, I submitted a PR to https://github.com/blockscout/docs to update the list of env vars at https://github.com/blockscout/docs/blob/master/for-developers/information-and-settings/env-variables.md and I updated the version to master in the Version column. Changes will be reflected in this table: https://docs.blockscout.com/for-developers/information-and-settings/env-variables.
• If I add new indices into DB, I checked, that they are not redundant with PGHero or other tools

[coveralls]

Pull Request Test Coverage Report for Build 2b3b17d06d11739316e44ee0d5b7149d1f3d0920-PR-3662

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 2 unchanged lines in 2 files lost coverage.
• Overall coverage increased (+1.2%) to 64.8%

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Files with Coverage Reduction	New Missed Lines	%
lib/block_scout_web/controllers/chain/market_history_chart_controller.ex	1	78.57%
test/block_scout_web/features/pages/chain_page.ex	1	90.0%

Totals
Change from base Build 7e7c8d5db89a2bb8b2a8cfc34b7534d583e9a351:	1.2%
Covered Lines:	2106
Relevant Lines:	3250

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💛 - Coveralls