Fix lowercase whitelisted_keys not being recognized as entries

include/columnlynx/common/utils.hpp

@@ -15,6 +15,7 @@
 #include <unordered_map>
 #include <unordered_set>
 #include <algorithm>
+#include <bits/stdc++.h>
 
 #ifdef _WIN32
     #include <winsock2.h>

src/common/utils.cpp

@@ -151,8 +151,11 @@ namespace ColumnLynx::Utils {
         }
 
         std::string line;
-
         while (std::getline(file, line)) {
+            // Convert to upper case to align with the bytesToHexString() output
+            for (int i = 0; i < line.length(); i++) {
+                line[i] = toupper(line[i]);
+            }
             out.push_back(line);
         }