Bump assert-diff from 1.2.6 to 2.0.3

Bumps [assert-diff](https://github.com/pihvi/assert-diff) from 1.2.6 to 2.0.3.
- [Release notes](https://github.com/pihvi/assert-diff/releases)
- [Commits](https://github.com/pihvi/assert-diff/commits)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot-support

package.json

@@ -12,7 +12,7 @@
   "author": "Robert Jackson <[email protected]>",
   "license": "MIT",
   "devDependencies": {
-    "assert-diff": "^1.0.1",
+    "assert-diff": "^2.0.3",
     "common-tags": "^1.7.2",
     "espower-loader": "^1.0.0",
     "fixturify": "^1.0.1",

yarn.lock

@@ -158,9 +158,9 @@ arrify@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/arrify/-/arrify-1.0.1.tgz#898508da2226f380df904728456849c1501a4b0d"
 
-assert-diff@^1.0.1:
-  version "1.2.6"
-  resolved "https://registry.yarnpkg.com/assert-diff/-/assert-diff-1.2.6.tgz#1b44d6f24a7e3018f557768ee350ae9a732c2fc6"
+assert-diff@^2.0.3:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/assert-diff/-/assert-diff-2.0.3.tgz#f7a5ab51f8da1bf2dbc9afd3f0b9ea6919808a74"
   dependencies:
     assert-plus "1.0.0"
     json-diff "0.5.2"