fix npm audit errors

* update jest
* update package-lock
* ignore npm advisory 1677

package.json

@@ -282,7 +282,7 @@
     "font-awesome": "4.7.0",
     "fs-extra": "8.1.0",
     "identity-obj-proxy": "3.0.0",
-    "jest": "25.5.4",
+    "jest": "^26.6.3",
     "less": "3.13.1",
     "less-loader": "4.1.0",
     "log-update": "3.4.0",

script/audit_deps.py

@@ -30,6 +30,7 @@ CARGO_INCLUDE_PATHS = [
 
 # Ping security team before adding to ignored_npm_advisories
 ignored_npm_advisories = [
+    '1677',  # moderate DoS vector not yet fixed in Jest
     '1556'  # low-sev DoS vector that isn't fixed in some upstream packages
 ]