Upgrade OTP version from v23 -> v24

Author: wevtimoteo

.github/workflows/elixir.yml

@@ -13,7 +13,7 @@ jobs:
       uses: erlef/setup-beam@v1
       with:
         elixir-version: 1.11.2 # Define the elixir version [required]
-        otp-version: 23.1.1 # Define the OTP version [required]
+        otp-version: 24.3.4.17 # Define the OTP version [required]
     - uses: actions/cache@v1
       with:
         path: deps

.tool-versions

@@ -1,2 +1,2 @@
 elixir 1.11.2
-erlang 23.1.1
+erlang 24.3.4.17