fix: use accessible button color tokens for WCAG AA contrast

Swap bg-brand-orange to bg-brand-orange-button on all interactive
buttons with white text. Decorative uses unchanged. Bumps
@ciphera-net/ui to 0.3.6.

package-lock.json

@@ -8,7 +8,7 @@
       "name": "pulse-frontend",
       "version": "0.15.0-alpha",
       "dependencies": {
-        "@ciphera-net/ui": "^0.3.4",
+        "@ciphera-net/ui": "^0.3.6",
         "@ducanh2912/next-pwa": "^10.2.9",
         "@icons-pack/react-simple-icons": "^13.13.0",
         "@phosphor-icons/react": "^2.1.10",
@@ -1682,9 +1682,9 @@
       }
     },
     "node_modules/@ciphera-net/ui": {
-      "version": "0.3.4",
-      "resolved": "https://npm.pkg.github.com/download/@ciphera-net/ui/0.3.4/22dd1c925f48fe78dbe286a714aed7c209dd2034",
-      "integrity": "sha512-TwDelE6naZvKhy6Id+IMinXn7R4WLBsN8CyScpOcOgNSmbSwdHNbkHE4kKUK8iIH/dlppRZzI2cCfwLOgfg9sg==",
+      "version": "0.3.6",
+      "resolved": "https://npm.pkg.github.com/download/@ciphera-net/ui/0.3.6/886a376c94508da1c8b499404e9bf97ea37c9ba3",
+      "integrity": "sha512-Utio35+w3/Yso3d/6ebobmWJOvF7VFS3GQRq7/FbpEYqWxpI2VrxUPoa0zQ9x5aCgXKabdQj+88Og+0pixQVJw==",
       "dependencies": {
         "@phosphor-icons/react": "^2.1.10",
         "class-variance-authority": "^0.7.1",