Add test case to verify comment indentation now works

Close #18

Author: NathanLovato

tests/expected/comments_indentation.gd

@@ -0,0 +1,10 @@
+func test() -> void:
+	for x in range(10):
+		if x != 5:
+			continue
+		# This comment should stay here
+		print(x)
+
+
+func test2():
+	pass # This comment should stay here too

tests/input/comments_indentation.gd

@@ -0,0 +1,9 @@
+func test() -> void:
+	for x in range(10):
+		if x != 5:
+			continue
+		# This comment should stay here
+		print(x)
+
+func test2():
+	pass # This comment should stay here too