bump d3-force from v1.0.6 to v1.2.1

Author: archmoj

package-lock.json

@@ -68,7 +68,7 @@
     "convex-hull": "^1.0.3",
     "country-regex": "^1.1.0",
     "d3": "^3.5.17",
-    "d3-force": "^1.0.6",
+    "d3-force": "^1.2.1",
     "d3-hierarchy": "^1.1.9",
     "d3-interpolate": "^1.4.0",
     "delaunay-triangulate": "^1.1.6",