build 3.0.0-rc1

Author: benoittgt

.github/workflows/build.yml

@@ -11,7 +11,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ ubuntu-16.04, ubuntu-18.04, ubuntu-20.04, macos-latest ]
-        ruby: ["jruby-9.2.14.0"]
+        ruby: ["ruby-3.0.0-rc1"]
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v2
@@ -104,7 +104,7 @@ jobs:
         asset_content_type: application/gzip
 
   buildJRubyWindows:
-    if: true
+    if: false
     strategy:
       fail-fast: false
       matrix: