runtime(vim): Update base-syntax, bug fixes

- Contain :profdel arguments.
- Fix string highlighting immediately after lambda -> operators.

Reported by Aliaksei Budavei.

closes: #17427

Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

runtime/syntax/testdir/input/vim_lambda.vim

@@ -127,3 +127,9 @@ let Foo = {-> {-> #{
 		\ {-> execute("echo 'Handler called'", "")},
 		\ {'repeat': 3})
 
+
+" Issue https://github.com/vim/vim/pull/17420#issuecomment-2927798687
+" (string immediately after -> operator)
+
+let [func, _func_] = [{->"func"}(), 'func']
+