build(deps-dev): Bump lcov_ex from 0.3.4 to 0.3.5 (#421)

Bumps [lcov_ex](https://github.com/dariodf/lcov_ex) from 0.3.4 to 0.3.5.
- [Release notes](https://github.com/dariodf/lcov_ex/releases)
- [Commits](dariodf/lcov_ex@v0.3.4...v0.3.5)

---
updated-dependencies:
- dependency-name: lcov_ex
  dependency-version: 0.3.5
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

mix.lock

@@ -23,7 +23,7 @@
   "httpoison": {:hex, :httpoison, "1.8.0", "6b85dea15820b7804ef607ff78406ab449dd78bed923a49c7160e1886e987a3d", [:mix], [{:hackney, "~> 1.17", [hex: :hackney, repo: "hexpm", optional: false]}], "hexpm", "28089eaa98cf90c66265b6b5ad87c59a3729bea2e74e9d08f9b51eb9729b3c3a"},
   "idna": {:hex, :idna, "6.1.1", "8a63070e9f7d0c62eb9d9fcb360a7de382448200fbbd1b106cc96d3d8099df8d", [:rebar3], [{:unicode_util_compat, "~>0.7.0", [hex: :unicode_util_compat, repo: "hexpm", optional: false]}], "hexpm", "92376eb7894412ed19ac475e4a86f7b413c1b9fbb5bd16dccd57934157944cea"},
   "jason": {:hex, :jason, "1.4.4", "b9226785a9aa77b6857ca22832cffa5d5011a667207eb2a0ad56adb5db443b8a", [:mix], [{:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}], "hexpm", "c5eb0cab91f094599f94d55bc63409236a8ec69a21a67814529e8d5f6cc90b3b"},
-  "lcov_ex": {:hex, :lcov_ex, "0.3.4", "f48aed787db0d1cff1409db391f442cdbc0af0f860dbc326430030027e6ded36", [:mix], [], "hexpm", "c3987b6aeadd78d4b7933fa9cc4de3bd69d34f0fae39bad908f79a7ceea957e5"},
+  "lcov_ex": {:hex, :lcov_ex, "0.3.5", "303868a1840fe794df35bd1564ea9c65b343b7b1a5a8d8def84d4abfa085f1f8", [:mix], [], "hexpm", "9cf4385382a11cc0c31a65704b66f6e5aa7d2d776126d4c6ad5cee34baa7d6f8"},
   "metrics": {:hex, :metrics, "1.0.1", "25f094dea2cda98213cecc3aeff09e940299d950904393b2a29d191c346a8486", [:rebar3], [], "hexpm", "69b09adddc4f74a40716ae54d140f93beb0fb8978d8636eaded0c31b6f099f16"},
   "mime": {:hex, :mime, "1.6.0", "dabde576a497cef4bbdd60aceee8160e02a6c89250d6c0b29e56c0dfb00db3d2", [:mix], [], "hexpm", "31a1a8613f8321143dde1dafc36006a17d28d02bdfecb9e95a880fa7aabd19a7"},
   "mimerl": {:hex, :mimerl, "1.2.0", "67e2d3f571088d5cfd3e550c383094b47159f3eee8ffa08e64106cdf5e981be3", [:rebar3], [], "hexpm", "f278585650aa581986264638ebf698f8bb19df297f66ad91b18910dfc6e19323"},