Merge pull request #21368 from overleaf/ii-bs5-text-formatting-button

[web] Text formatting dropdown toggle button style adjustments

GitOrigin-RevId: def94395f3f337f90e33fa42465377be3587d3ae

services/web/frontend/js/features/source-editor/extensions/toolbar/toolbar-panel.ts

@@ -173,15 +173,12 @@ const toolbarTheme = EditorView.theme({
   },
   '.ol-cm-toolbar-menu-toggle': {
     background: 'transparent',
-    boxShadow: 'none !important',
     border: 'none',
-    whiteSpace: 'nowrap',
     color: 'inherit',
     borderRadius: isBootstrap5() ? 'var(--border-radius-base)' : '0',
     opacity: 0.8,
     width: '120px',
     fontSize: '13px',
-    fontFamily: 'Lato',
     fontWeight: '700',
     display: 'flex',
     alignItems: 'center',