Bump snyk from 1.279.1 to 1.281.1

Bumps [snyk](https://github.com/snyk/snyk) from 1.279.1 to 1.281.1.
- [Release notes](https://github.com/snyk/snyk/releases)
- [Changelog](https://github.com/snyk/snyk/blob/master/.releaserc)
- [Commits](https://github.com/snyk/snyk/compare/v1.279.1...v1.281.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package.json

@@ -13,7 +13,7 @@
     "jstree": "^3.3.8",
     "opensans-webkit": "^1.0.1",
     "popper.js": "^1.16.1",
-    "snyk": "^1.279.1",
+    "snyk": "^1.281.1",
     "underscore": "^1.9.2",
     "vis": "^4.21.0",
     "webpack-merge": "^4.1.4"

yarn.lock

@@ -7824,10 +7824,10 @@ snyk-try-require@1.3.1, snyk-try-require@^1.1.1, snyk-try-require@^1.3.1:
     lru-cache "^4.0.0"
     then-fs "^2.0.0"
 
-snyk@^1.279.1:
-  version "1.279.1"
-  resolved "https://registry.yarnpkg.com/snyk/-/snyk-1.279.1.tgz#5665edcba8f6f7d5677df67bbaf8e329be0fb9e6"
-  integrity sha512-i2bpYgXgRYUCKKuVOjVha3P9tl4T7fXurF/IAwnyueaXRcoos8LHeka9larQArEAHkOGqHgq94ZFhkleo8lZiA==
+snyk@^1.281.1:
+  version "1.281.1"
+  resolved "https://registry.yarnpkg.com/snyk/-/snyk-1.281.1.tgz#7f8c90a10e535ae2ab756a5b88fc360922dd107d"
+  integrity sha512-k15UAkug4VUY6KI7roXc4ujpFnEHJcxO3iSlWn8MPzrDZtK3EXygbweeTA2kSU9m8hCWzkHRiU3vx20vMc3NLg==
   dependencies:
     "@snyk/cli-interface" "2.3.0"
     "@snyk/dep-graph" "1.13.1"