fix(ui): raise v2 tooltip layer (#34455)

Co-authored-by: Jay <53023+jayair@users.noreply.github.com>
Co-authored-by: opencode-agent[bot] <opencode-agent[bot]@users.noreply.github.com>

packages/ui/src/v2/components/tooltip-v2.css

@@ -2,7 +2,12 @@
   display: flex;
 }
 
+[data-popper-positioner]:has([data-component="tooltip-v2"]) {
+  z-index: 1000;
+}
+
 [data-component="tooltip-v2"] {
+  z-index: 1000;
   box-sizing: border-box;
   display: inline-flex;
   flex-direction: row;