Bump nebulex from 2.5.2 to 2.6.1 in /server

Bumps [nebulex](https://github.com/cabol/nebulex) from 2.5.2 to 2.6.1.
- [Release notes](https://github.com/cabol/nebulex/releases)
- [Changelog](https://github.com/cabol/nebulex/blob/master/CHANGELOG.md)
- [Commits](cabol/nebulex@v2.5.2...v2.6.1)

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

Signed-off-by: dependabot[bot] <support@github.com>

server/mix.lock

@@ -59,7 +59,7 @@
   "mix_test_watch": {:hex, :mix_test_watch, "1.1.1", "eee6fc570d77ad6851c7bc08de420a47fd1e449ef5ccfa6a77ef68b72e7e51ad", [:mix], [{:file_system, "~> 0.2.1 or ~> 0.3", [hex: :file_system, repo: "hexpm", optional: false]}], "hexpm", "f82262b54dee533467021723892e15c3267349849f1f737526523ecba4e6baae"},
   "mjml": {:hex, :mjml, "3.0.1", "60b2d988092e448b380cfa10c2ec8a8793180fc693d7442c3ae2921ca0e42887", [:mix], [{:rustler, ">= 0.0.0", [hex: :rustler, repo: "hexpm", optional: true]}, {:rustler_precompiled, "~> 0.7.0", [hex: :rustler_precompiled, repo: "hexpm", optional: false]}], "hexpm", "24f71dd36d811eb1f06b9ed54c0ecd2f44d4d83a6a0b0bcf6ab3754c3e08ebe9"},
   "mjml_eex": {:hex, :mjml_eex, "0.9.1", "102b6b6e57bfd6db01e0feef801b573fcddb1ee34effb884695da8407544a5be", [:mix], [{:erlexec, "~> 2.0", [hex: :erlexec, repo: "hexpm", optional: true]}, {:mjml, "~> 1.5.0", [hex: :mjml, repo: "hexpm", optional: false]}, {:phoenix_html, "~> 3.2", [hex: :phoenix_html, repo: "hexpm", optional: false]}, {:telemetry, "~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "310f9364d4f1126170835db6fb8dad87e393b28860b0e710d870812fb0bd7892"},
-  "nebulex": {:hex, :nebulex, "2.5.2", "2d358813ccb2eeea525e3a29c270ad123d3337e97ed9159d9113cf128108bd4c", [:mix], [{:decorator, "~> 1.4", [hex: :decorator, repo: "hexpm", optional: true]}, {:shards, "~> 1.1", [hex: :shards, repo: "hexpm", optional: true]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: true]}], "hexpm", "61a122302cf42fa61eca22515b1df21aaaa1b98cf462f6dd0998de9797aaf1c7"},
+  "nebulex": {:hex, :nebulex, "2.6.1", "58c1924fa9f4e844c3470c20e6351b311a556652de29ed3b05fd2e5d817c6fef", [:mix], [{:decorator, "~> 1.4", [hex: :decorator, repo: "hexpm", optional: true]}, {:shards, "~> 1.1", [hex: :shards, repo: "hexpm", optional: true]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: true]}], "hexpm", "177949fef2dc34a0055d7140b6bc94f6904225e2b5bbed6266ea9679522d23c6"},
   "nebulex_redis_adapter": {:hex, :nebulex_redis_adapter, "2.3.1", "ea57629ee21f78332ca8d0356e6777d2fdbd6755b7453e298557091b6f8811f6", [:mix], [{:crc, "~> 0.10", [hex: :crc, repo: "hexpm", optional: true]}, {:jchash, "~> 0.1", [hex: :jchash, repo: "hexpm", optional: true]}, {:nebulex, "~> 2.5", [hex: :nebulex, repo: "hexpm", optional: false]}, {:nimble_options, "~> 0.5 or ~> 1.0", [hex: :nimble_options, repo: "hexpm", optional: false]}, {:redix, "~> 1.2", [hex: :redix, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: true]}], "hexpm", "8384bf249af7c0b9903578b5c75a18157562863054952dbaea55dfe7255b75e7"},
   "nimble_options": {:hex, :nimble_options, "1.1.0", "3b31a57ede9cb1502071fade751ab0c7b8dbe75a9a4c2b5bbb0943a690b63172", [:mix], [], "hexpm", "8bbbb3941af3ca9acc7835f5655ea062111c9c27bcac53e004460dfd19008a99"},
   "nimble_parsec": {:hex, :nimble_parsec, "1.4.0", "51f9b613ea62cfa97b25ccc2c1b4216e81df970acd8e16e8d1bdc58fef21370d", [:mix], [], "hexpm", "9c565862810fb383e9838c1dd2d7d2c437b3d13b267414ba6af33e50d2d1cf28"},