Merge pull request #50 from Automattic/clean-tsbuildinfo

Purge tsconfig.tsbuildinfo in yarn clean

package.json

@@ -23,7 +23,7 @@
 		"build:browser": "BUILD_ENV=es6 NODE_ENV=production webpack --mode production --progress --config ./webpack.config.browser.js && rm build-browser/core.js",
 		"build:types": "tsc --build",
 		"build": "yarn build:es6 && yarn build:cjs && yarn build:browser && yarn build:types",
-		"clean": "rm -rf build build-module build-browser build-types dist",
+		"clean": "rm -rf build build-module build-browser build-types dist tsconfig.tsbuildinfo",
 		"dist": "yarn build && rm -rf dist && mkdir dist && zip build-browser.zip -r build-browser && mv build-browser.zip dist/isolated-block-editor.zip && release-it",
 		"storybook": "start-storybook -p 6006"
 	},