housekeeping: migrate to release-it v11 (via #5335)

* housekeeping: migrate to release-it v11

* install `source-map-support`

package.json

@@ -90,6 +90,7 @@
     "@babel/preset-react": "^7.0.0",
     "@babel/register": "^7.4.4",
     "@babel/runtime-corejs2": "^7.0.0",
+    "@release-it/conventional-changelog": "^1.0.0",
     "autoprefixer": "^8.4.1",
     "babel-eslint": "^9.0.0",
     "babel-loader": "^8.0.6",
@@ -135,10 +136,11 @@
     "prettier": "^1.18.2",
     "raw-loader": "3.0.0",
     "react-test-renderer": "^15.5.4",
-    "release-it": "^7.6.1",
+    "release-it": "^11.0.0",
     "rimraf": "^2.6.0",
     "sass-loader": "^7.1.0",
     "selenium-server-standalone-jar": "3.12.0",
+    "source-map-support": "^0.5.12",
     "standard": "^11.0.1",
     "tachyons-sass": "^4.9.2",
     "terser-webpack-plugin": "^1.3.0",