Bump erlef/setup-beam from 1.17.6 to 1.18.0 (#1498)

Bumps [erlef/setup-beam](https://github.com/erlef/setup-beam) from 1.17.6 to 1.18.0.
- [Release notes](https://github.com/erlef/setup-beam/releases)
- [Commits](erlef/setup-beam@0a54116...a6e26b2)

---
updated-dependencies:
- dependency-name: erlef/setup-beam
  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>

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
         uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
 
       - name: Use Elixir
-        uses: erlef/setup-beam@0a541161e47ec43ccbd9510053c5f336ca76c2a2
+        uses: erlef/setup-beam@a6e26b22319003294c58386b6f25edbc7336819a
         with:
           otp-version: ${{matrix.otp}}
           elixir-version: ${{matrix.elixir}}
@@ -92,7 +92,7 @@ jobs:
     steps:
       - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
       - name: Use Elixir ${{matrix.elixir}} / OTP ${{matrix.otp}}
-        uses: erlef/setup-beam@0a541161e47ec43ccbd9510053c5f336ca76c2a2
+        uses: erlef/setup-beam@a6e26b22319003294c58386b6f25edbc7336819a
         with:
           otp-version: ${{matrix.otp}}
           elixir-version: ${{matrix.elixir}}