Merge pull request #7257 from webpack/fix/7255

Update rc and deep-extend

yarn.lock

@@ -1465,9 +1465,9 @@ decode-uri-component@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.0.tgz#eb3913333458775cb84cd1a1fae062106bb87545"
 
-deep-extend@~0.4.0:
-  version "0.4.2"
-  resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.4.2.tgz#48b699c27e334bf89f10892be432f6e4c7d34a7f"
+deep-extend@^0.5.1:
+  version "0.5.1"
+  resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.5.1.tgz#b894a9dd90d3023fbf1c55a394fb858eb2066f1f"
 
 deep-is@~0.1.3:
   version "0.1.3"
@@ -4845,10 +4845,10 @@ raw-loader@~0.5.0, raw-loader@~0.5.1:
   resolved "https://registry.yarnpkg.com/raw-loader/-/raw-loader-0.5.1.tgz#0c3d0beaed8a01c966d9787bf778281252a979aa"
 
 rc@^1.1.7:
-  version "1.2.6"
-  resolved "https://registry.yarnpkg.com/rc/-/rc-1.2.6.tgz#eb18989c6d4f4f162c399f79ddd29f3835568092"
+  version "1.2.7"
+  resolved "https://registry.yarnpkg.com/rc/-/rc-1.2.7.tgz#8a10ca30d588d00464360372b890d06dacd02297"
   dependencies:
-    deep-extend "~0.4.0"
+    deep-extend "^0.5.1"
     ini "~1.3.0"
     minimist "^1.2.0"
     strip-json-comments "~2.0.1"