Fix warnings in Elixir 1.20 and require Elixir 1.15+

[sabiwara]

The stream_data bump fixes the warnings described in elixir-lang/elixir#15065

[coveralls]

Pull Request Test Coverage Report for Build c8c66831b8441c64960d2c87126bcf145c255b24-PR-25

Details

• 3 of 3 (100.0%) changed or added relevant lines in 2 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 95.808%

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Totals
Change from base Build 533832d9068d6be846d5a0c086f6720d20ad0863:	0.0%
Covered Lines:	160
Relevant Lines:	167

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💛 - Coveralls

[whatyouhide]

@sabiwara I think you'll have to bump the runner version on the 1.15 check in CI, usually that's the cause of the check getting stuck in "queued" 🙃

[sabiwara]

Let's try with 22.04? c8c6683 Or should we go 24.04 or latest?

[whatyouhide]

This is great, thank you @sabiwara 🫶