drop 1.13 from test matrix

Author: lukaszsamson

.github/workflows/ci.yml

@@ -16,18 +16,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - elixir: 1.13.x
-            otp: 22.x
-            tests_may_fail: false
-          - elixir: 1.13.x
-            otp: 23.x
-            tests_may_fail: false
-          - elixir: 1.13.x
-            otp: 24.x
-            tests_may_fail: false
-          - elixir: 1.13.x
-            otp: 25.x
-            tests_may_fail: false
           - elixir: 1.14.x
             otp: 23.x
             tests_may_fail: false
@@ -99,14 +87,6 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - elixir: 1.13.x
-            otp: 22.x
-          - elixir: 1.13.x
-            otp: 23.x
-          - elixir: 1.13.x
-            otp: 24.x
-          - elixir: 1.13.x
-            otp: 25.x
           - elixir: 1.14.x
             otp: 23.x
           - elixir: 1.14.x