(ruby-ts--statement-container-regexp): Remove "parenthesized_statements"

* lisp/progmodes/ruby-ts-mode.el
(ruby-ts--statement-container-regexp): Remove
"parenthesized_statements", it's not really a statement container,
not one we'd use for indentation alignment anyway.

* test/lisp/progmodes/ruby-mode-resources/ruby-ts.rb: Add examples.

lisp/progmodes/ruby-ts-mode.el

@@ -152,7 +152,6 @@
           "then"
           "ensure"
           "body_statement"
-          "parenthesized_statements"
           "interpolation")
       string-end)
   "Regular expression of the nodes that can contain statements.")

test/lisp/progmodes/ruby-mode-resources/ruby-ts.rb

@@ -54,6 +54,14 @@
         bar :
         tee
 
+with_paren = (a + b *
+                  c * d +
+              12)
+
+without_paren = a + b *
+                    c * d +
+                12
+
 # Local Variables:
 # mode: ruby-ts
 # ruby-after-operator-indent: t