[14415] Extend VS Code extensions. (#12604)

Add extensions that we believe will be useful for working in this repository to the Visual Studio recommended extensions list to make them more discoverable.

clients.code-workspace

@@ -73,6 +73,15 @@
       "dbaeumer.vscode-eslint",
       "esbenp.prettier-vscode",
       "Angular.ng-template",
+      "nick-rudenko.back-n-forth",
+      "streetsidesoftware.code-spell-checker",
+      "MS-vsliveshare.vsliveshare",
+      "mhutchie.git-graph",
+      "donjayamanne.githistory",
+      "eamodio.gitlens",
+      "rust-lang.rust-analyzer",
+      "tamasfe.even-better-toml",
+      "vadimcn.vscode-lldb",
     ],
   },
 }