build(deps-dev): bump rollup from 2.6.1 to 2.7.1

Bumps [rollup](https://github.com/rollup/rollup) from 2.6.1 to 2.7.1.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](rollup/rollup@v2.6.1...v2.7.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

yarn.lock

@@ -661,7 +661,7 @@
  "@rollup/pluginutils" "^3.0.8"
  magic-string "^0.25.5"
 
-"@rollup/pluginutils@^3.0.4", "@rollup/pluginutils@^3.0.8":
+"@rollup/pluginutils@^3.0.8":
  version "3.0.8"
  resolved "https://registry.yarnpkg.com/@rollup/pluginutils/-/pluginutils-3.0.8.tgz#4e94d128d94b90699e517ef045422960d18c8fde"
  integrity sha512-rYGeAc4sxcZ+kPG/Tw4/fwJODC3IXHYDH4qusdN/b6aLw5LPUbzpecYbEJh4sVQGPFJxd2dBU4kc1H3oy9/bnw==
@@ -5751,9 +5751,9 @@ rollup-pluginutils@^2.8.2:
  estree-walker "^0.6.1"
 
 rollup@^2.2.0:
- version "2.6.1"
- resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.6.1.tgz#8354e67caa7b8bf24c2488d9e2f64da2be62eebe"
- integrity sha512-1RhFDRJeg027YjBO6+JxmVWkEZY0ASztHhoEUEWxOwkh4mjO58TFD6Uo7T7Y3FbmDpRTfKhM5NVxJyimCn0Elg==
+ version "2.7.1"
+ resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.7.1.tgz#d571e49a35b1c923fe9cf6f7290dba2482864fdc"
+ integrity sha512-c1FCjY8HK1nAq0bTZHaR72ZknpP7p0EjxbcVc6BcmtOosurK//P5jtwxX+f/4fgtbrjczqf0uvR+EdtxpriE8g==
  optionalDependencies:
  fsevents "~2.1.2"