build: update devdependency rollup to ~2.9.0 (#411)

Author: renovate[bot]

package.json

@@ -47,7 +47,7 @@
     "jest": "~26.0.0",
     "lerna": "~3.20.0",
     "replace-in-file": "~6.0.0",
-    "rollup": "~2.8.0",
+    "rollup": "~2.9.0",
     "rollup-plugin-local-resolve": "~1.0.7",
     "rollup-plugin-terser": "~5.3.0",
     "size-limit": "~4.5.0"

yarn.lock

@@ -10119,10 +10119,10 @@ rollup-pluginutils@^2.8.2:
   dependencies:
     estree-walker "^0.6.1"
 
-rollup@~2.8.0:
-  version "2.8.2"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.8.2.tgz#08427a8eb118e6e4ac8d80eba22774bc1d059c81"
-  integrity sha512-LRzMcB8V1M69pSvf6uCbR+W9OPCy5FuxcIwqioWg5RKidrrqKbzjJF9pEGXceaMVkbptNFZgIVJlUokCU0sfng==
+rollup@~2.9.0:
+  version "2.9.1"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.9.1.tgz#3038ba1378e2ee614b5c9385b8379d7bec4c69ea"
+  integrity sha512-kEZn76R0j+WD4AActu5Np4RShNlewTtJhdUaWNtHwHnAA8AOapyXgH6O7NL2RkcQLHnl49oz1xW1VrDcu5yP+Q==
   optionalDependencies:
     fsevents "~2.1.2"