chore: remove organization references

ground-suite/lib/app/app_shell.dart

@@ -24,7 +24,7 @@ class _AppShellState extends ConsumerState<AppShell> {
     const pages = <Widget>[OverviewPage(), DiagnosticsPage()];
 
     return Scaffold(
-      body: OrkavianBackdrop(
+      body: GroundSuiteBackdrop(
         child: SafeArea(
           child: Stack(
             children: [

ground-suite/lib/app/theme.dart

@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 
-/// Orkavian's restrained green accent, used sparingly against neutral surfaces.
-const orkavianGreen = Color(0xff00ff41);
+/// A restrained green accent, used sparingly against neutral surfaces.
+const accentGreen = Color(0xff00ff41);
 
 ThemeData groundSuiteLightTheme() => _theme(
   brightness: Brightness.light,
@@ -13,7 +13,7 @@ ThemeData groundSuiteLightTheme() => _theme(
 
 ThemeData groundSuiteDarkTheme() => _theme(
   brightness: Brightness.dark,
-  seed: orkavianGreen,
+  seed: accentGreen,
   surface: const Color(0xff0a0a0a),
   onSurface: const Color(0xffe7e7e7),
   outline: const Color(0xff333333),