fixed stability issue in regl, bumped regl, and re-generated regl code

Author: yujin-wu

package-lock.json

@@ -107,7 +107,7 @@
     "parse-svg-path": "^0.1.2",
     "polybooljs": "^1.2.0",
     "probe-image-size": "^7.2.3",
-    "regl": "npm:@plotly/regl@^2.1.0",
+    "regl": "npm:@plotly/regl@^2.1.1",
     "regl-error2d": "^2.0.12",
     "regl-line2d": "^3.1.2",
     "regl-scatter2d": "^3.2.8",