Bump broccoli-merge-trees from 3.0.2 to 4.2.0

Bumps [broccoli-merge-trees](https://github.com/broccolijs/broccoli-merge-trees) from 3.0.2 to 4.2.0.
- [Release notes](https://github.com/broccolijs/broccoli-merge-trees/releases)
- [Changelog](https://github.com/broccolijs/broccoli-merge-trees/blob/master/CHANGELOG.md)
- [Commits](broccolijs/broccoli-merge-trees@v3.0.2...v4.2.0)

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

package.json

@@ -31,7 +31,7 @@
   "dependencies": {
     "babel-plugin-debug-macros": "^0.3.3",
     "broccoli-funnel": "^3.0.2",
-    "broccoli-merge-trees": "^3.0.0",
+    "broccoli-merge-trees": "^4.2.0",
     "ember-cli-babel": "^7.18.0",
     "ember-cli-version-checker": "^3.1.3",
     "resolve": "^1.15.1"

yarn.lock

@@ -2298,13 +2298,21 @@ broccoli-merge-trees@^2.0.0:
     broccoli-plugin "^1.3.0"
     merge-trees "^1.0.1"
 
-broccoli-merge-trees@^3.0.0, broccoli-merge-trees@^3.0.1, broccoli-merge-trees@^3.0.2:
+broccoli-merge-trees@^3.0.1, broccoli-merge-trees@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/broccoli-merge-trees/-/broccoli-merge-trees-3.0.2.tgz#f33b451994225522b5c9bcf27d59decfd8ba537d"
   dependencies:
     broccoli-plugin "^1.3.0"
     merge-trees "^2.0.0"
 
+broccoli-merge-trees@^4.2.0:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/broccoli-merge-trees/-/broccoli-merge-trees-4.2.0.tgz#692d3c163ecea08c5714a9434d664e628919f47c"
+  integrity sha512-nTrQe5AQtCrW4enLRvbD/vTLHqyW2tz+vsLXQe4IEaUhepuMGVKJJr+I8n34Vu6fPjmPLwTjzNC8izMIDMtHPw==
+  dependencies:
+    broccoli-plugin "^4.0.2"
+    merge-trees "^2.0.0"
+
 broccoli-middleware@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/broccoli-middleware/-/broccoli-middleware-2.1.0.tgz#cbb458cb6360bdd79aa75a54057f10fe918157e6"
@@ -2432,7 +2440,7 @@ broccoli-plugin@^3.1.0:
     rimraf "^2.3.4"
     symlink-or-copy "^1.1.8"
 
-broccoli-plugin@^4.0.1:
+broccoli-plugin@^4.0.1, broccoli-plugin@^4.0.2:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/broccoli-plugin/-/broccoli-plugin-4.0.2.tgz#a16c1f839bc95cc9975437e58864a395e518b447"
   integrity sha512-wMytvn+I0ELNGLmLouZ7GpiMEHZ3pqKvHOWE7AgV4vdcnXm9FKwk1N2xGrGI+lKVxdejQvjxAJ2HCQJ/STrEjg==