refactor: Import core components CSS in dashboards

- Add components.css import to ADSB, AIS, Satellite dashboards
- Provides base styles for panels, stats strips, status dots, etc.
- Dashboard-specific styles cascade over base styles

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

static/css/adsb_dashboard.css

@@ -4,6 +4,7 @@
  */
 @import url('./core/variables.css');
 @import url('./core/layout.css');
+@import url('./core/components.css');
 
 * {
     margin: 0;

static/css/ais_dashboard.css

@@ -4,6 +4,7 @@
  */
 @import url('./core/variables.css');
 @import url('./core/layout.css');
+@import url('./core/components.css');
 
 * {
     margin: 0;

static/css/satellite_dashboard.css

@@ -4,6 +4,7 @@
  */
 @import url('./core/variables.css');
 @import url('./core/layout.css');
+@import url('./core/components.css');
 
 * {
     margin: 0;