[libc++] ADL-proof vector<bool> by adding _VSTD:: qualification on calls.

This affects only vectors with weird/malicious allocators,
the same corner case covered in D91708, but for `vector<bool>` this time.

Also ADL-proof <__tree>, which affects only sets and maps with weird/malicious
allocators where the ADL trap is in the *fancy pointer type*.

Also drive-by _VSTD:: qualification in the guts of std::bind,
std::packaged_task, std::condition_variable.

Differential Revision: https://reviews.llvm.org/D93424

GitOrigin-RevId: 781c476ce09ed983477885e33b8acbb2220ad3a1
diff --git a/include/bitset b/include/bitset
index b0340b8..00503fe 100644
--- a/include/bitset
+++ b/include/bitset
@@ -990,7 +990,7 @@
 size_t
 bitset<_Size>::count() const _NOEXCEPT
 {
-    return static_cast<size_t>(__count_bool_true(base::__make_iter(0), _Size));
+    return static_cast<size_t>(_VSTD::__count_bool_true(base::__make_iter(0), _Size));
 }
 
 template <size_t _Size>