Fix tests not valid with latest Godot anymore

Author: Scony

tests/formatter/test_scripts_validity.py

@@ -12,6 +12,7 @@
  [
  # Godot bugs:
  "bug_326_multistatement_lambda_corner_case.out.gd",
+ "bug_339_multiline_lambda.out.gd",
  # cases where Godot does more than just parsing
  "inline_lambdas_w_comments.in.gd",
  "inline_lambdas_w_comments.out.gd",

tests/valid-gd-scripts/function_annotations.gd

@@ -20,6 +20,7 @@ func f():
 var x: Array[int] = [ 1, 2, ]
 
 func g():
+pass
 @warning_ignore("unused_variable")
 
 func h():

tests/valid-gd-scripts/multiline_lambdas.gd

@@ -1,4 +1,6 @@
-func foo():
+func stack(x):
+pass
+func foo(source):
 stack(func():
 print("foo")
 if source == 1:
@@ -37,6 +39,7 @@ func foo():
 pass
 pass
 var f16 = func():
+pass
 @warning_ignore("unused_variable")
 var f17 = func():
 @warning_ignore("unused_variable")