Bump erlef/setup-beam from 1.19.0 to 1.20.1

Bumps [erlef/setup-beam](https://github.com/erlef/setup-beam) from 1.19.0 to 1.20.1.
- [Release notes](https://github.com/erlef/setup-beam/releases)
- [Commits](erlef/setup-beam@8aa8a85...75edbb8)

---
updated-dependencies:
- dependency-name: erlef/setup-beam
  dependency-version: 1.20.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/copi-build.yml

@@ -40,7 +40,7 @@
             restore-keys: |
               ${{ runner.os }}-mix-${{ env.cache-name }}-
         - name: Install Elixir and Erlang
-          uses: erlef/setup-beam@8aa8a857c6be0daae6e97272bb299d5b942675a4 # v1.19.0
+          uses: erlef/setup-beam@75edbb82877ab10edeb12a99c3cf2f0909f3dc87 # v1.20.1
           with:
             elixir-version: 1.18.2
             otp-version: 27.3.3

.github/workflows/copi-deploy-production.yml

@@ -12,7 +12,7 @@
       steps:
         - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         - name: Install Elixir and Erlang
-          uses: erlef/setup-beam@8aa8a857c6be0daae6e97272bb299d5b942675a4 # v1.19.0
+          uses: erlef/setup-beam@75edbb82877ab10edeb12a99c3cf2f0909f3dc87 # v1.20.1
           with:
             elixir-version: 1.18.2
             otp-version: 27.3.3

.github/workflows/copi-deploy-staging.yml

@@ -40,7 +40,7 @@
             restore-keys: |
               ${{ runner.os }}-mix-${{ env.cache-name }}-
         - name: Install Elixir and Erlang
-          uses: erlef/setup-beam@8aa8a857c6be0daae6e97272bb299d5b942675a4 # v1.19.0
+          uses: erlef/setup-beam@75edbb82877ab10edeb12a99c3cf2f0909f3dc87 # v1.20.1
           with:
             elixir-version: 1.18.2
             otp-version: 27.3.3