build(deps): bump rollup from 2.39.1 to 2.40.0 in /web (#599)

Bumps [rollup](https://github.com/rollup/rollup) from 2.39.1 to 2.40.0.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rollup/rollup/compare/v2.39.1...v2.40.0)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

web/package-lock.json

@@ -2669,9 +2669,9 @@
             }
         },
         "rollup": {
-            "version": "2.39.1",
-            "resolved": "https://registry.npmjs.org/rollup/-/rollup-2.39.1.tgz",
-            "integrity": "sha512-9rfr0Z6j+vE+eayfNVFr1KZ+k+jiUl2+0e4quZafy1x6SFCjzFspfRSO2ZZQeWeX9noeDTUDgg6eCENiEPFvQg==",
+            "version": "2.40.0",
+            "resolved": "https://registry.npmjs.org/rollup/-/rollup-2.40.0.tgz",
+            "integrity": "sha512-WiOGAPbXoHu+TOz6hyYUxIksOwsY/21TRWoO593jgYt8mvYafYqQl+axaA8y1z2HFazNUUrsMSjahV2A6/2R9A==",
             "requires": {
                 "fsevents": "~2.3.1"
             }

web/package.json

@@ -24,7 +24,7 @@
         "flowchart.js": "^1.15.0",
         "lit-element": "^2.4.0",
         "lit-html": "^1.3.0",
-        "rollup": "^2.39.1",
+        "rollup": "^2.40.0",
         "rollup-plugin-copy": "^3.4.0",
         "rollup-plugin-cssimport": "^1.0.2",
         "rollup-plugin-external-globals": "^0.6.1",