* Use test matrix from file
* Only check formatting on specific Elixir version
* Use latest patch version of each Elixir/OTP release in test matrix
* Test on Elixir 1.15 and OTP 26
* Run formatter on opentelemetry_httpoison
* Run formatter on opentelemetry_phoenix
* Run formatter on opentelemetry_tesla
* Fix building opentelemetry_ecto on Elixir 1.15
Upgraded deps to fix ssl_verify_fun not compiling
* Fix building opentelemetry_dataloader on Elixir 1.15
Upgraded deps to fix ssl_verify_fun and ecto_sql not compiling
* Upgrade opentelemetry_finch to build on Elixir 1.15
* Upgrade opentelemetry_httpoison deps to build on 1.15
* Upgrade opentelemetry_nebulex to build on Elixir 1.15
* Upgrade opentelemetry_oban to build on Elixir 1.15
* Upgrade opentelemetry_phoenix deps to build on 1.15
* Upgrade opentelemetry_redix deps to build on 1.15
* Fix warning about <> being ambiguous
* Fix assertion on attributes keys
These are always atoms, not strings.
* Upgrade ssl_verify_fun in opentelemetry_telemetry
* Deterministically sort keys before asserting in tests
* Upgrade opentelemetry_process_propogator to build on Elixir 1.15
* Run mix format on opentelemetry_process_propogator
* Assert keys are atoms, not strings
* Use matrix.os to define runs-on parameter
* Pin test matrix to specific OTP + Elixir versions
* Run formatter on telemetry and process_propagator
* Run formatter over opentelemetry_phoenix
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Co-authored-by: Tristan Sloughter <t@crashfast.com>