fix: update problem matcher regexes in rush-vscode-extension package.json to make column optional

Co-authored-by: dmichon-msft <26827560+dmichon-msft@users.noreply.github.com>
Agent-Logs-Url: https://github.com/microsoft/rushstack/sessions/8b2eb275-c191-44e9-8d69-dd1c166c7985

Author: Copilot

vscode-extensions/rush-vscode-extension/package.json

@@ -228,7 +228,7 @@
         ],
         "applyTo": "allDocuments",
         "pattern": {
-          "regexp": "^\\[[^\\]]+\\]\\s+(Error|Warning):\\s+([^:]+):(\\d+):(\\d+)\\s+-\\s+(?:\\(([^)]+)\\)\\s+)?(.*)$",
+          "regexp": "^\\[[^\\]]+\\]\\s+(Error|Warning):\\s+([^:]+):(\\d+)(?::(\\d+))?\\s+-\\s+(?:\\(([^)]+)\\)\\s+)?(.*)$",
           "severity": 1,
           "file": 2,
           "line": 3,
@@ -247,7 +247,7 @@
         ],
         "applyTo": "allDocuments",
         "pattern": {
-          "regexp": "^\\[[^\\]]+\\]\\s+(Error|Warning):\\s+([^\\(]+)\\((\\d+),(\\d+)\\)\\s+-\\s+(?:\\(([^)]+)\\)\\s+)?(.*)$",
+          "regexp": "^\\[[^\\]]+\\]\\s+(Error|Warning):\\s+([^\\(]+)\\((\\d+)(?:,(\\d+))?\\)\\s+-\\s+(?:\\(([^)]+)\\)\\s+)?(.*)$",
           "severity": 1,
           "file": 2,
           "line": 3,