Moved extra-iterable to dev-dependencies

Author: nicholas-esterer

package-lock.json

@@ -75,7 +75,6 @@
     "d3-time-format": "^2.2.3",
     "delaunay-triangulate": "^1.1.6",
     "es6-promise": "^4.2.8",
-    "extra-iterable": "^2.5.12",
     "fast-isnumeric": "^1.1.4",
     "gl-cone3d": "^1.5.2",
     "gl-contour2d": "^1.1.7",
@@ -137,6 +136,7 @@
     "elliptic": "^6.5.3",
     "eslint": "^7.7.0",
     "espree": "^7.3.0",
+    "extra-iterable": "^2.5.13",
     "falafel": "^2.2.4",
     "fs-extra": "^9.0.1",
     "fuse.js": "^6.4.1",