Update release.yml to run on ubuntu-latest (#188)

Author: jaredmixpanel

.github/workflows/release.yml

@@ -8,7 +8,7 @@ on:
 jobs:
   build:
     name: "🚀 Release"
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - name: "Check-out"
         uses: actions/checkout@v1