build: update Chrome and Safari distros for v1.5.0

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: vveerrgg

distros/chrome/manifest.json

@@ -3,7 +3,7 @@
     "default_locale": "en",
     "name": "__MSG_extension_name__",
     "description": "__MSG_extension_description__",
-    "version": "1.2.2",
+    "version": "1.5.0",
     "short_name": "NostrKey",
     "author": "Humanjava Enterprises Inc",
     "homepage_url": "https://nostrkey.com",

distros/safari/manifest.json

@@ -3,7 +3,7 @@
     "default_locale": "en",
     "name": "__MSG_extension_name__",
     "description": "__MSG_extension_description__",
-    "version": "1.2.2",
+    "version": "1.5.0",
     "author": "Humanjava Enterprises Inc",
     "homepage_url": "https://nostrkey.com",
     "icons": {