Reduce size of countryBorders.json file by half

This makes it lesser than 10MB, can be pushed into huggingface without issue. [I hope so lol]

frontend/public/data/.gitattributes

@@ -1 +0,0 @@
-countryBorders.json filter=lfs diff=lfs merge=lfs -text

frontend/src/components/Map.js

@@ -311,7 +311,7 @@ const Map = ( { onMapClick, searchQuery, contentType, setSearchQuery, setSubmitt
 
     useEffect(() => {
         if (!countryBorders) {
-            fetch('/data/countryBorders.json')
+            fetch('/data/countryBordersCondensed.json')
                 .then(res => res.json())
                 .then(data => setCountryBorders(data))
                 .catch(err => console.error("Failed to load country borders:", err));