Optimize map iteration in CombinedFormatUtils

Modify the loop iterating over `attributeMap` in `formatAttributeMap` to use `entrySet()` rather than `keySet()` followed by `get()`. This eliminates redundant map lookups.

Author: LeanBitLab

app/src/main/java/helium314/keyboard/latin/utils/CombinedFormatUtils.java

@@ -35,11 +35,12 @@ public static String formatAttributeMap(final HashMap<String, String> attributeM
         if (attributeMap.containsKey(DictionaryHeader.DICTIONARY_ID_KEY)) {
             builder.append(attributeMap.get(DictionaryHeader.DICTIONARY_ID_KEY));
         }
-        for (final String key : attributeMap.keySet()) {
+        for (final java.util.Map.Entry<String, String> entry : attributeMap.entrySet()) {
+            final String key = entry.getKey();
             if (key.equals(DictionaryHeader.DICTIONARY_ID_KEY)) {
                 continue;
             }
-            final String value = attributeMap.get(key);
+            final String value = entry.getValue();
             builder.append("," + key + "=" + value);
         }
         builder.append("\n");