Get rid of charlist deprecation warnings in Elixir 1.17

[maennchen]

    warning: single-quoted strings represent charlists. Use ~c"" if you indeed want a charlist or use "" instead
    │
 83 │     {:ok, config} = :file.consult('rebar.config')
    │                                   ~
    │
    └─ deps/telemetry_registry/mix.exs:83:35
    warning: single-quoted strings represent charlists. Use ~c"" if you indeed want a charlist or use "" instead
    │
 89 │     {:ok, [{:application, name, desc}]} = :file.consult('src/telemetry_registry.app.src')
    │                                                         ~
    │
    └─ telemetry_registry/mix.exs:89:57

[vheathen]

@bryannaegele could you please make a bugfix release (0.3.2) with these changes? It would be awesome to return to the specific version definition instead of {:telemetry_registry, github: "beam-telemetry/telemetry_registry", override: true}.