Update CI (#25)

Author: josevalim

.github/workflows/release.yml

@@ -7,7 +7,7 @@ permissions:
   contents: write
 jobs:
   linux:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     env:
       MIX_ENV: prod
       ELIXIR_VERSION: "1.15.3"
@@ -79,7 +79,7 @@ jobs:
             cache/*.sha256
 
   windows:
-    runs-on: windows-2019
+    runs-on: windows-2022
     env:
       MIX_ENV: prod
       ELIXIR_VERSION: "1.15.3"

.github/workflows/test.yml

@@ -7,7 +7,7 @@ on:
       - "v*.*"
 jobs:
   linux:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     strategy:
       fail-fast: false
       matrix:
@@ -52,7 +52,7 @@ jobs:
       - run: mix test
 
   windows:
-    runs-on: windows-2019
+    runs-on: windows-2022
     strategy:
       fail-fast: false
       matrix: