libmodprobe: use ordered map for deterministic module loading

To ensure stable loading of parallel modules, switch to an ordered map structure. This will prevent potential dependency issues and conflicts.

Bug: 314213605
Change-Id: I8e00678e18417550b3be0c4228e4908a830e648c
Signed-off-by: Chungkai Mei <chungkai@google.com>
diff --git a/libmodprobe/libmodprobe.cpp b/libmodprobe/libmodprobe.cpp
index 1a40da1..8cc0b9b 100644
--- a/libmodprobe/libmodprobe.cpp
+++ b/libmodprobe/libmodprobe.cpp
@@ -447,7 +447,7 @@
 // Softdeps are taken care in InsmodWithDeps().
 bool Modprobe::LoadModulesParallel(int num_threads) {
     bool ret = true;
-    std::unordered_map<std::string, std::vector<std::string>> mod_with_deps;
+    std::map<std::string, std::vector<std::string>> mod_with_deps;
 
     // Get dependencies
     for (const auto& module : module_load_) {