Bump absinthe from 1.6.5 to 1.6.8 (#5905)

* Bump absinthe from 1.6.5 to 1.6.8

Bumps [absinthe](https://github.com/absinthe-graphql/absinthe) from 1.6.5 to 1.6.8.
- [Release notes](https://github.com/absinthe-graphql/absinthe/releases)
- [Changelog](https://github.com/absinthe-graphql/absinthe/blob/master/CHANGELOG.md)
- [Commits](https://github.com/absinthe-graphql/absinthe/compare/v1.6.5...v1.6.8)

---
updated-dependencies:
- dependency-name: absinthe
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

* Revert update ecto, dataloader

* Revert update ecto, dataloader

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Viktor Baranov <baranov.viktor.27@gmail.com>

mix.lock

@@ -1,5 +1,5 @@
 %{
-  "absinthe": {:hex, :absinthe, "1.6.5", "b7bdb507824412c447806e08d80c8f231d51a1b40b1400e5d01bd7faf77ffda1", [:mix], [{:dataloader, "~> 1.0.0", [hex: :dataloader, repo: "hexpm", optional: true]}, {:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}, {:nimble_parsec, "~> 0.5 or ~> 1.0", [hex: :nimble_parsec, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "a4f4ed3808467f1795baadbba24f1355e287b64e6b41ec0cfeb0713575ecb7a9"},
+  "absinthe": {:hex, :absinthe, "1.6.8", "c20e5cdddddcbfe92be3e85b8b01d771f13563374a8e515258a2c16bd8dd0c2f", [:mix], [{:dataloader, "~> 1.0.0", [hex: :dataloader, repo: "hexpm", optional: true]}, {:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}, {:nimble_parsec, "~> 0.5 or ~> 1.0", [hex: :nimble_parsec, repo: "hexpm", optional: false]}, {:telemetry, "~> 1.0 or ~> 0.4", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "188045f059d63980c83355c6506b5451c51db722c311628141e68fd85f7fe16e"},
   "absinthe_phoenix": {:hex, :absinthe_phoenix, "2.0.2", "e607b438db900049b9b3760f8ecd0591017a46122fffed7057bf6989020992b5", [:mix], [{:absinthe, "~> 1.5", [hex: :absinthe, repo: "hexpm", optional: false]}, {:absinthe_plug, "~> 1.5", [hex: :absinthe_plug, repo: "hexpm", optional: false]}, {:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: false]}, {:phoenix, "~> 1.5", [hex: :phoenix, repo: "hexpm", optional: false]}, {:phoenix_html, "~> 2.13 or ~> 3.0", [hex: :phoenix_html, repo: "hexpm", optional: true]}, {:phoenix_pubsub, "~> 2.0", [hex: :phoenix_pubsub, repo: "hexpm", optional: false]}], "hexpm", "d36918925c380dc7d2ed7d039c9a3b4182ec36723f7417a68745ade5aab22f8d"},
   "absinthe_plug": {:git, "https://github.com/blockscout/absinthe_plug.git", "c435d43f316769e1beee1dbe500b623124c96785", [tag: "1.5.3"]},
   "absinthe_relay": {:hex, :absinthe_relay, "1.5.1", "adf298e77cf83d52bae1d7dc1579146bf9b893fcaa7b556d62e81a8c6f997514", [:mix], [{:absinthe, "~> 1.5.0 or ~> 1.6.0", [hex: :absinthe, repo: "hexpm", optional: false]}, {:ecto, "~> 2.0 or ~> 3.0", [hex: :ecto, repo: "hexpm", optional: true]}], "hexpm", "1fd2a3559f8472c5bac5778c8b87ae5a5d7f89b594eba26b684ce1d0345a910a"},