Fix transaction decoding view: support tuple types

[vbaranov]

Motivation

Error rendering view inn transactions decoding view.

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 7a910820f55b184b4959aad3e827e76c127c46a2-PR-3634

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 7 unchanged lines in 2 files lost coverage.
• Overall coverage decreased (-2.2%) to 64.886%

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Files with Coverage Reduction	New Missed Lines	%
lib/block_scout_web/views/abi_encoded_value_view.ex	1	83.72%
lib/block_scout_web/checksum_address.ex	6	55.56%

Totals
Change from base Build 482c14eb11454278b01ad6fb27a4b2e76b9bbb7c:	-2.2%
Covered Lines:	2101
Relevant Lines:	3238

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💛 - Coveralls