FIX: the sorting of AMS list

JIRA: [STUDIO-14738] [STUDIO-14651]
Change-Id: I6d4b89edc77383be8afacf9823567bc756c8e2ed
(cherry picked from commit 8defa1f50b4b556c6ebaf2ad533ba09ad3f23e38)

src/slic3r/GUI/DeviceCore/DevUtil.h

@@ -85,4 +85,23 @@ public:
     static std::string get_longlong_val(const nlohmann::json& j);
 };
 
+
+struct NumericStrCompare
+{
+    bool operator()(const std::string& a, const std::string& b) const noexcept
+    {
+        int ai = -1;
+        try {
+            ai = std::stoi(a);
+        } catch (...) { };
+
+        int bi = -1;
+        try {
+            bi = std::stoi(b);
+        } catch (...) { };
+
+        return ai < bi;
+    }
+};
+
 }; // namespace Slic3r