Fix formatting for history format preference

There was a space missing for one of the items, making it not rendered as part of the list

Author: Benjamin Muskalla

extensions/ql-vscode/package.json

@@ -213,7 +213,7 @@
         "codeQL.queryHistory.format": {
           "type": "string",
           "default": "%q on %d - %s, %r result count [%t]",
-          "markdownDescription": "Default string for how to label query history items.\n* %t is the time of the query\n* %q is the human-readable query name\n*%f is the query file name\n* %d is the database name\n* %r is the number of results\n* %s is a status string"
+          "markdownDescription": "Default string for how to label query history items.\n* %t is the time of the query\n* %q is the human-readable query name\n* %f is the query file name\n* %d is the database name\n* %r is the number of results\n* %s is a status string"
         },
         "codeQL.runningTests.additionalTestArguments": {
           "scope": "window",