[GR-17457] Remove Ruby 2.7 on Github Actions

PullRequest: truffleruby/3845

Author: andrykonchin

.github/workflows/ci.yml

@@ -221,7 +221,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: ['2.7', '3.0', '3.1']
+        ruby: ['3.0', '3.1']
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2

spec/ruby/optional/capi/proc_spec.rb

@@ -93,10 +93,8 @@
     end
 
     it "raises TypeError if the last argument is not a Hash" do
-      prc = proc { |*args, **kwargs| [args, kw] }
-
       -> {
-        @p.rb_proc_call_kw(prc, [42])
+        @p.rb_proc_call_kw(proc {}, [42])
       }.should raise_error(TypeError, 'no implicit conversion of Integer into Hash')
     end
   end
@@ -125,10 +123,8 @@
     end
 
     it "raises TypeError if the last argument is not a Hash" do
-      prc = proc { |*args, **kwargs, &block| [args, kw, block.call(42)] }
-
       -> {
-        @p.rb_proc_call_with_block_kw(prc, [42], proc {})
+        @p.rb_proc_call_with_block_kw(proc {}, [42], proc {})
       }.should raise_error(TypeError, 'no implicit conversion of Integer into Hash')
     end