fix(safari-prod-build-instructions): Replace npm run dist:safari:dmg with new npm run dist:safari (#615)

Author: JaredSnider-Bitwarden

docs/getting-started/clients/browser/biometric.mdx

@@ -53,9 +53,9 @@ instead.
 ### Build and Run the Browser Extension
 
 - In the local Browser project, run `npm ci`.
-- To use the local browser extension on Safari, use this command: `npm run dist:safari:dmg`. Once
-  this has built, you should see the Bitwarden Extension in Safari's Settings under Extensions menu.
-  If not, open and build the related Xcode project (usually found in
+- To use the local browser extension on Safari, use this command: `npm run dist:safari`. Once this
+  has built, you should see the Bitwarden Extension in Safari's Settings under Extensions menu. If
+  not, open and build the related Xcode project (usually found in
   `$HOME/browser/dist/Safari/dmg/desktop.xcodeproj`). It should then show up in the Settings
   Extensions menu, and you can enable it.
 - For other browsers, use `npm run build:watch` and then load the locally built extension using the

docs/getting-started/clients/browser/index.md

@@ -228,7 +228,7 @@ the extension for every change, which is slower.
 1.  Build the extension for Safari
 
     ```bash
-    npm run dist:safari:dmg
+    npm run dist:safari
     ```
 
 2.  Open Safari and check Settings to confirm that the extension is installed and enabled