Bump rustler from 0.27.0 to 0.28.0 (#89)

Bumps [rustler](https://github.com/rusterlium/rustler) from 0.27.0 to 0.28.0.
- [Release notes](https://github.com/rusterlium/rustler/releases)
- [Changelog](https://github.com/rusterlium/rustler/blob/master/CHANGELOG.md)
- [Commits](rusterlium/rustler@rustler-0.27.0...rustler-0.28.0)

---
updated-dependencies:
- dependency-name: rustler
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

mix.lock

@@ -7,7 +7,7 @@
   "makeup_elixir": {:hex, :makeup_elixir, "0.16.0", "f8c570a0d33f8039513fbccaf7108c5d750f47d8defd44088371191b76492b0b", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}, {:nimble_parsec, "~> 1.2.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "28b2cbdc13960a46ae9a8858c4bebdec3c9a6d7b4b9e7f4ed1502f8159f338e7"},
   "makeup_erlang": {:hex, :makeup_erlang, "0.1.1", "3fcb7f09eb9d98dc4d208f49cc955a34218fc41ff6b84df7c75b3e6e533cc65f", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "174d0809e98a4ef0b3309256cbf97101c6ec01c4ab0b23e926a9e17df2077cbb"},
   "nimble_parsec": {:hex, :nimble_parsec, "1.2.3", "244836e6e3f1200c7f30cb56733fd808744eca61fd182f731eac4af635cc6d0b", [:mix], [], "hexpm", "c8d789e39b9131acf7b99291e93dae60ab48ef14a7ee9d58c6964f59efb570b0"},
-  "rustler": {:hex, :rustler, "0.27.0", "53ffe86586fd1a2ea60ad07f1506962914eb669dba26c23010cf672662ec8d64", [:mix], [{:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}, {:toml, "~> 0.6", [hex: :toml, repo: "hexpm", optional: false]}], "hexpm", "d7f5ccaec6e7a96f700330898ff2e9d48818e40789fd2951ba41ecf457986e92"},
+  "rustler": {:hex, :rustler, "0.28.0", "b8e2c43013e12dd06f61dcf87033d2e2c8245feddb121b82179c923be31ad319", [:mix], [{:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}, {:toml, "~> 0.6", [hex: :toml, repo: "hexpm", optional: false]}], "hexpm", "99f811f58c993f0343851adb0af589a99cfd3dc20f2efb8ef08d1a8447980b98"},
   "rustler_precompiled": {:hex, :rustler_precompiled, "0.6.1", "160b545bce8bf9a3f1b436b2c10f53574036a0db628e40f393328cbbe593602f", [:mix], [{:castore, "~> 0.1 or ~> 1.0", [hex: :castore, repo: "hexpm", optional: false]}, {:rustler, "~> 0.23", [hex: :rustler, repo: "hexpm", optional: true]}], "hexpm", "0dd269fa261c4e3df290b12031c575fff07a542749f7b0e8b744d72d66c43600"},
   "toml": {:hex, :toml, "0.7.0", "fbcd773caa937d0c7a02c301a1feea25612720ac3fa1ccb8bfd9d30d822911de", [:mix], [], "hexpm", "0690246a2478c1defd100b0c9b89b4ea280a22be9a7b313a8a058a2408a2fa70"},
 }