Merge pull request #1846 from deltachat/greenify-ci

greenify ci 💚💚

Author: r10s

.github/workflows/ci.yml

@@ -50,16 +50,16 @@ jobs:
         os: [ubuntu-latest, windows-latest, macOS-latest]
         rust: [1.45.0]
         experimental: [false]
-        include:
-          - os: ubuntu-latest
-            rust: nightly
-            experimental: true
-          - os: windows-latest
-            rust: nightly
-            experimental: true
-          - os: macOS-latest
-            rust: nightly
-            experimental: true
+#        include:
+#          - os: ubuntu-latest
+#            rust: nightly
+#            experimental: true
+#          - os: windows-latest
+#            rust: nightly
+#            experimental: true
+#          - os: macOS-latest
+#            rust: nightly
+#            experimental: true
 
     steps:
     - uses: actions/checkout@master