Fixes #2926 works around vscode label formatter

CHANGELOG.md

@@ -8,6 +8,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/) and this p
 
 ### Fixed
 
+- Fixes [#2926](https://github.com/gitkraken/vscode-gitlens/issues/2926) - "Open File at Revision" has incorrect editor label if revision contains path separator
 - Fixes [#2952](https://github.com/gitkraken/vscode-gitlens/issues/2952) - Inline blame not working because of missing ignoreRevsFile
 - Fixes [#2814](https://github.com/gitkraken/vscode-gitlens/issues/2814) - GitLens Inspect: "Files Changed" not following when switching between commits in File History
 

package.json

@@ -14732,9 +14732,9 @@
 				"authority": "*",
 				"formatting": {
 					"label": "${path} (${query.ref})",
-					"separator": "/",
-					"workspaceSuffix": "GitLens",
-					"stripPathStartingSeparator": true
+					"normalizeDriveLetter": true,
+					"tildify": true,
+					"workspaceSuffix": "GitLens"
 				}
 			}
 		],

src/env/node/git/localGitProvider.ts

@@ -929,7 +929,8 @@ export class LocalGitProvider implements GitProvider, Disposable {
 			scheme: Schemes.GitLens,
 			authority: encodeGitLensRevisionUriAuthority(metadata),
 			path: path,
-			query: ref ? JSON.stringify({ ref: shortenRevision(ref) }) : undefined,
+			// Replace `/` with `\u2009\u2215\u2009` so that it doesn't get treated as part of the path of the file
+			query: ref ? JSON.stringify({ ref: shortenRevision(ref).replace('/', '\u2009\u2215\u2009') }) : undefined,
 		});
 		return uri;
 	}