ci: update sauce-connect-proxy to latest

(cherry picked from commit 27fa811)

Author: kyliau

package.json

@@ -199,7 +199,7 @@
     "rxjs": "6.6.2",
     "sass": "1.26.3",
     "sass-loader": "10.0.1",
-    "sauce-connect-proxy": "https://saucelabs.com/downloads/sc-4.5.4-linux.tar.gz",
+    "sauce-connect-proxy": "https://saucelabs.com/downloads/sc-4.6.2-linux.tar.gz",
     "semver": "7.2.1",
     "source-map": "0.7.3",
     "source-map-loader": "1.0.2",

yarn.lock

@@ -10719,9 +10719,9 @@ [email protected]:
   dependencies:
     chokidar ">=2.0.0 <4.0.0"
 
-"sauce-connect-proxy@https://saucelabs.com/downloads/sc-4.5.4-linux.tar.gz":
+"sauce-connect-proxy@https://saucelabs.com/downloads/sc-4.6.2-linux.tar.gz":
   version "0.0.0"
-  resolved "https://saucelabs.com/downloads/sc-4.5.4-linux.tar.gz#dc5efcd2be24ddb099a85b923d6e754754651fa8"
+  resolved "https://saucelabs.com/downloads/sc-4.6.2-linux.tar.gz#7b7f35433af9c3380758e048894d7b9aecf3754e"
 
 saucelabs@^1.5.0:
   version "1.5.0"