Fix recent projects footer overflowing (#59891)

The width of the recent projects picker was set too small. When
selecting an item that is already opened an additional action (remove
current window) appears that overflows. This sets the width such that
that no longer occurs.

fixes: #59847

Release Notes:

- N/A (bug on preview only)

crates/recent_projects/src/recent_projects.rs

@@ -705,7 +705,7 @@ impl RecentProjects {
                 ProjectPickerStyle::Modal,
             );
 
-            Self::new(delegate, fs, 34., window, cx)
+            Self::new(delegate, fs, 42., window, cx)
         })
     }