Add instructions for developing VS Code version of sql-database-projects (#17705)

extensions/sql-database-projects/.vscode/launch.json

@@ -4,14 +4,11 @@
     // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
     "version": "0.2.0",
     "configurations": [
-        // Note for debugging the VS Code version of the extension, currently you will need to modify
-        // the package.json and manually copy over the values from package.vscode.json into package.json
-        // (otherwise you'll get errors since other extensions depend on an extension with the name
-        //  data-workspace-vscode, not data-workspace)
+        // This task is meant for running the VS Code version of the extension. See VSCODE_DEVELOPMENT.md for more information
         {
             "type": "extensionHost",
             "request": "launch",
-            "name": "Launch Extension",
+            "name": "Launch Extension in VS Code",
             "runtimeExecutable": "${execPath}",
             "args": [
                 "--extensionDevelopmentPath=${workspaceFolder}"
@@ -21,4 +18,4 @@
             ]
         }
     ]
-}
+}