Add more expected results

Author: mandel

tests/results/examples/tutorial/parser_regex.3.result

@@ -0,0 +1,7 @@
+def add_numbers(a, b):
+    while b != 0:
+        carry = (a & b) << 1
+        a = a ^ b
+        b = carry
+
+    return a

tests/results/examples/tutorial/parser_regex.4.result

@@ -0,0 +1,2 @@
+def add_two_numbers(a, b):
+    return a + b