Merge pull request #70655 from vonagam/fix-assert-multiline

GDScript: Fix multiline and trailing comma for assert

modules/gdscript/tests/scripts/parser/features/multiline_assert.gd

@@ -0,0 +1,24 @@
+func test():
+	var x := 5
+
+	assert(x > 0)
+	assert(x > 0,)
+	assert(x > 0, 'message')
+	assert(x > 0, 'message',)
+
+	assert(
+		x > 0
+	)
+	assert(
+		x > 0,
+	)
+	assert(
+		x > 0,
+		'message'
+	)
+	assert(
+		x > 0,
+		'message',
+	)
+
+	print('OK')

modules/gdscript/tests/scripts/parser/features/multiline_assert.out

@@ -0,0 +1,2 @@
+GDTEST_OK
+OK