Bump the rstudio.rstudio-workbench extension to 1.6.42 (#10706)

Updates the bundled `rstudio.rstudio-workbench` extension to version
1.6.42.

Package checksum:
`79a1d30b1034c871b34504970cde530c488b79971bdfbba439d5e38144b9b4e9`
Commit:
[`df4c736d2761f53201106b14f302c496636fcfc0`](https://github.com/rstudio/rstudio-workbench-vscode-ext/commit/df4c736d2761f53201106b14f302c496636fcfc0)
Branch: `main`

---------

Co-authored-by: posit-jenkins-enterprise[bot] <203673010+posit-jenkins-enterprise[bot]@users.noreply.github.com>
Co-authored-by: Jon Vanausdeln <[email protected]>

Author: posit-jenkins-enterprise[bot]

product.json

@@ -108,10 +108,10 @@
 		},
 		{
 			"name": "rstudio.rstudio-workbench",
-			"version": "1.6.34",
+			"version": "1.6.42",
 			"positUrl": "https://cdn.posit.co/pwb-components/extension",
 			"type": "reh-web",
-			"sha256": "4d95688030d3921528ddacf7a0cf74a2cd9b9ed8e497546645df16eabcc8c2f2",
+			"sha256": "79a1d30b1034c871b34504970cde530c488b79971bdfbba439d5e38144b9b4e9",
 			"metadata": {
 				"publisherDisplayName": "Posit Software, PBC"
 			}