Defaults: 3px row spacing, project name off

The left border already says which project a row belongs to, so the
file name gets the whole row by default.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0169iPWwKHZoBTNN9qwXiwqk

package.json

@@ -110,8 +110,8 @@
         },
         "verticalTabs.showProject": {
           "type": "boolean",
-          "default": true,
-          "description": "Show the project name beside the file. The row's left border already encodes the project, so turning this off gives the file name the whole row."
+          "default": false,
+          "description": "Show the project name beside the file. Off by default: the row's left border already encodes the project, so the file name gets the whole row."
         },
         "verticalTabs.showDirectory": {
           "type": "string",
@@ -159,7 +159,7 @@
         },
         "verticalTabs.rowSpacing": {
           "type": "number",
-          "default": 2,
+          "default": 3,
           "minimum": 0,
           "maximum": 10,
           "description": "Pixels of vertical space between rows."