Add France flag

entries/france_flag.json

+{
+    "id": 3741505307,
+    "name": "France",
+    "description": "Flag of France",
+    "links": {
+        "website": [
+            "https://www.france.fr/en/"
+        ]
+    },
+    "path": {
+        "0": [
+            [
+                398,
+                78
+            ],
+            [
+                415,
+                78
+            ],
+            [
+                415,
+                89
+            ],
+            [
+                398,
+                89
+            ]
+        ]
+    },
+    "center": {
+        "0": [
+            407,
+            84
+        ]
+    }
+}
\ No newline at end of file