Add Elixir v1.19 and OTP v28.3 to CI

Author: marcelotto

.github/workflows/elixir-build-and-test.yml

@@ -38,6 +38,10 @@ jobs:
               elixir: 1.18.3
               otp: 27.3
             build-flags: --warnings-as-errors
+          - pair:
+              elixir: 1.19.5
+              otp: 28.3
+            build-flags: --warnings-as-errors
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4

.github/workflows/elixir-dialyzer.yml

@@ -16,8 +16,8 @@ jobs:
       MIX_ENV: dev
     strategy:
       matrix:
-        elixir: ["1.18.3"]
-        otp: ["27.3.0"]
+        elixir: ["1.19.5"]
+        otp: ["28.3.1"]
 
     steps:
       - name: Checkout repository

.github/workflows/elixir-quality-checks.yml

@@ -14,8 +14,8 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        elixir: ["1.18.3"]
-        otp: ["27.3.0"]
+        elixir: ["1.19.5"]
+        otp: ["28.3.1"]
 
     steps:
       - name: Checkout repository