Bump graal import and introduce ruby spec for groups in line comments

Author: jirkamarsik

mx.truffleruby/suite.py

@@ -7,7 +7,7 @@
             {
                 "name": "regex",
                 "subdir": True,
-                "version": "43a4c1b16e2baaa16ed0598fa6fb59408ee71ef2",
+                "version": "bf2c742da013f65f715dad08f58cb6a8eec1eee4",
                 "urls": [
                     {"url": "https://github.com/oracle/graal.git", "kind": "git"},
                     {"url": "https://curio.ssw.jku.at/nexus/content/repositories/snapshots", "kind": "binary"},
@@ -16,7 +16,7 @@
             {
                 "name": "sulong",
                 "subdir": True,
-                "version": "43a4c1b16e2baaa16ed0598fa6fb59408ee71ef2",
+                "version": "bf2c742da013f65f715dad08f58cb6a8eec1eee4",
                 "urls": [
                     {"url": "https://github.com/oracle/graal.git", "kind": "git"},
                     {"url": "https://curio.ssw.jku.at/nexus/content/repositories/snapshots", "kind": "binary"},

spec/ruby/language/regexp/grouping_spec.rb

@@ -25,4 +25,11 @@
     -> { Regexp.new("(?<1a>a)") }.should raise_error(RegexpError)
     -> { Regexp.new("(?<-a>a)") }.should raise_error(RegexpError)
   end
+
+  it "ignore capture groups in line comments" do
+    /^
+     (a) # there is a capture group on this line
+     b   # there is no capture group on this line (not even here)
+     $/x.match("ab").to_a.should == [ "ab", "a" ]
+  end
 end