docs: address Copilot review feedback

- Change 'Settings' to 'Preferences' to match UI label
- Update heading to match i18n key 'Keep Login Session Information while Logout'
- Fix '8 or more characters' to match UI validation message
- Fix grammar 'To see the detail' -> 'For details'

Author: nowgnuesLee

packages/backend.ai-webui-docs/src/en/login/login.md

@@ -26,8 +26,8 @@ of your system.
 :::
 
 :::note
-To prevent malicious users from guessing user's password, passwords must be longer
-than 8 characters with at least one alphabet(s), number(s), and special
+To prevent malicious users from guessing user's password, passwords must be
+8 or more characters with at least one alphabet(s), number(s), and special
 character(s).
 :::
 

packages/backend.ai-webui-docs/src/en/share_vfolder/share_vfolder.md

@@ -96,7 +96,7 @@ your Backend.AI email account.
 
 :::note
 Backend.AI also provides sharing project folder to project members.
-To see the detail, go to [sharing a project storage folder with project members](#share-project-storage-folders-with-project-members).
+For details, go to [sharing a project storage folder with project members](#share-project-storage-folders-with-project-members).
 :::
 
 

packages/backend.ai-webui-docs/src/en/user_settings/user_settings.md

@@ -4,7 +4,7 @@
 
 The User Settings page allows you to customize your Backend.AI WebUI experience.
 You can access it by clicking the person icon at the top right and selecting
-the Settings menu. From here, you can configure preferences such as theme mode,
+the Preferences menu. From here, you can configure preferences such as theme mode,
 language, desktop notifications, SSH keypair management, shell scripts, and
 experimental features.
 
@@ -77,7 +77,7 @@ WebUI is open sourced, anyone willing to help improve translations
 can contribute: https://github.com/lablup/backend.ai-webui.
 :::
 
-### Keep Login Session Information
+### Keep Login Session Information while Logout
 
 :::note
 This setting is only available in the Electron (desktop) app.