Bug 1917828 - Update browsertime to v22.10.1. r=perftest-reviewers,kshampur

This patch updates browsertime to capture some power testing improvements.

Differential Revision: https://phabricator.services.mozilla.com/D221644

tools/browsertime/package.json

@@ -7,7 +7,7 @@
     "package.json": "^2.0.1"
   },
   "devDependencies": {
-    "browsertime": "https://github.com/sitespeedio/browsertime/tarball/eaf66fd145265714bfee4cdf6c8232e1af5194e1",
+    "browsertime": "https://github.com/sitespeedio/browsertime/tarball/465f1de3de9b4e59b8ad076ce9317c829de35af3",
     "jimp": "0.22.12"
   },
   "notes(private)": "We don't want to publish to npm, so this is marked as private",