init: fix todo in a test

Structured bindings with templated containers work now, so no need for
the workaround or TODO.

Test: init unit tests
Change-Id: I6a286de9859d8a97df480a7ac2862a3a10bd9fb3

Author: Tom Cherry

init/ueventd_test.cpp

@@ -53,11 +53,7 @@ void WriteFromMultipleThreads(std::vector<std::pair<std::string, T>>& files_and_
     };
 
     std::vector<std::thread> threads;
-    // TODO(b/63712782): Structured bindings + templated containers are broken in clang :(
-    // for (const auto& [file, parameter] : files_and_parameters) {
-    for (const auto& pair : files_and_parameters) {
-        const auto& file = pair.first;
-        const auto& parameter = pair.second;
+    for (const auto& [file, parameter] : files_and_parameters) {
         threads.emplace_back(std::thread(make_thread_function(file, parameter)));
     }