fix: label issue on frontend roadmap

src/data/roadmaps/spring-boot/spring-boot.json

@@ -297,7 +297,7 @@
       },
       "selected": false,
       "data": {
-        "label": "Frontend Roadmap",
+        "label": "Java Roadmap",
         "href": "https://roadmap.sh/java",
         "color": "#FFf",
         "backgroundColor": "#4136D6",
@@ -2844,4 +2844,4 @@
       "selectable": true
     }
   ]
-}
+}