Update two test dependencies to ESM versions

Update babel-plugin-mockable-imports and enzyme-adapter-preact-pure to
the newest versions which have ES module builds.

This is primarily to verify that these releases, which I maintain, work
in a real application.

package.json

@@ -28,7 +28,7 @@
     "axe-core": "^4.0.0",
     "babel-plugin-inject-args": "^1.0.0",
     "babel-plugin-istanbul": "^6.0.0",
-    "babel-plugin-mockable-imports": "^1.8.0",
+    "babel-plugin-mockable-imports": "^2.0.0",
     "babel-plugin-transform-async-to-promises": "^0.8.6",
     "chai": "^4.1.2",
     "chance": "^1.0.13",
@@ -40,7 +40,7 @@
     "diff": "^5.0.0",
     "dompurify": "^2.0.1",
     "enzyme": "^3.8.0",
-    "enzyme-adapter-preact-pure": "^3.0.0",
+    "enzyme-adapter-preact-pure": "^3.2.0",
     "escape-html": "^1.0.3",
     "escape-string-regexp": "^4.0.0",
     "eslint": "^7.3.1",

yarn.lock

@@ -1788,10 +1788,10 @@ babel-plugin-istanbul@^6.0.0:
     istanbul-lib-instrument "^5.0.4"
     test-exclude "^6.0.0"
 
-babel-plugin-mockable-imports@^1.8.0:
-  version "1.8.0"
-  resolved "https://registry.yarnpkg.com/babel-plugin-mockable-imports/-/babel-plugin-mockable-imports-1.8.0.tgz#f098075edd7541d1ef776ba19b72c5c6b800b72e"
-  integrity sha512-wqBCud9PwvR30Q5z6Bz//W1tIzeS7y+mJAXaGFzFW3WIq2ouZQfyHufng94+QXDjp7E0lkpnsu7YbU6uIBxE3w==
+babel-plugin-mockable-imports@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-mockable-imports/-/babel-plugin-mockable-imports-2.0.0.tgz#78c01fcdd5f9ecbc7ded29165f4c3f6e3d458514"
+  integrity sha512-xYwXtDV8f3Jz0xOrs8NSbp5pdlfbaCCOotRb0zuJEs5+vJlMvzKjOymVCAMUNzDZJCruO4YQw93ppm4XTLKYBg==
 
 babel-plugin-polyfill-corejs2@^0.2.3:
   version "0.2.3"
@@ -2789,10 +2789,10 @@ entities@^2.0.0:
   resolved "https://registry.yarnpkg.com/entities/-/entities-2.1.0.tgz#992d3129cf7df6870b96c57858c249a120f8b8b5"
   integrity sha512-hCx1oky9PFrJ611mf0ifBLBRW8lUUVRlFolb5gWRfIELabBlbp9xZvrqZLZAs+NxFnbfQoeGd8wDkygjg7U85w==
 
-enzyme-adapter-preact-pure@^3.0.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/enzyme-adapter-preact-pure/-/enzyme-adapter-preact-pure-3.1.0.tgz#594dee3c425eb03ef5c4c30d0fd55a2d6d9799c2"
-  integrity sha512-IyhHVOe4TtgnQX/iF1PGvhNFXZCBJ8amRQ30Atb6actyelMh4tQAXEjj06FaO5c+frChgDw3YxtLxGEs1Mhv2A==
+enzyme-adapter-preact-pure@^3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/enzyme-adapter-preact-pure/-/enzyme-adapter-preact-pure-3.2.0.tgz#fda5a5a5c0d9b86301b371fb4610733c946d0393"
+  integrity sha512-A7bxIxUZ1Ty5vBmB6KQSP7GLwuXDZQ297DcYsNtR/AQUSxanIHcxEY8Eqk6mJt03CYwcq9EcAg/+LBAXQr5kvw==
   dependencies:
     array.prototype.flatmap "^1.2.1"