chore(gatsby): upgrade null-loader (#22410)

Author: beliayeu

packages/gatsby/package.json

@@ -104,7 +104,7 @@
     "moment": "^2.24.0",
     "name-all-modules-plugin": "^1.0.1",
     "normalize-path": "^2.1.1",
-    "null-loader": "^0.1.1",
+    "null-loader": "^3.0.0",
     "opentracing": "^0.14.4",
     "optimize-css-assets-webpack-plugin": "^5.0.3",
     "p-defer": "^3.0.0",

yarn.lock

@@ -16945,9 +16945,13 @@ nth-check@^1.0.1, nth-check@~1.0.1:
   dependencies:
     boolbase "~1.0.0"
 
-null-loader@^0.1.1:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/null-loader/-/null-loader-0.1.1.tgz#17be9abfcd3ff0e1512f6fc4afcb1f5039378fae"
+null-loader@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/null-loader/-/null-loader-3.0.0.tgz#3e2b6c663c5bda8c73a54357d8fa0708dc61b245"
+  integrity sha512-hf5sNLl8xdRho4UPBOOeoIwT3WhjYcMUQm0zj44EhD6UscMAz72o2udpoDFBgykucdEDGIcd6SXbc/G6zssbzw==
+  dependencies:
+    loader-utils "^1.2.3"
+    schema-utils "^1.0.0"
 
 num2fraction@^1.2.2:
   version "1.2.2"