Fix Outlook Inbox IMAP conflict, add PipelineDepth 1

Outlook IMAP lists 'Inbox' as a folder AND uses INBOX as the special inbox,
causing mbsync to fail with 'cannot use unqualified Inbox'. Excluding 'Inbox'
from Patterns lets the MaildirStore Inbox directive handle it correctly.

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

laptop/.config/isyncrc

@@ -6,6 +6,7 @@ AuthMechs XOAUTH2
 PassCmd "python3 /usr/share/neomutt/oauth2/mutt_oauth2.py ~/.config/neomutt/outlook.tokens --decryption-pipe 'gpg --decrypt'"
 TLSType IMAPS
 CertificateFile /etc/ssl/certs/ca-bundle.crt
+PipelineDepth 1
 
 IMAPStore outlook-remote
 Account outlook
@@ -18,7 +19,7 @@ Inbox ~/mail/outlook/Inbox/
 Channel outlook
 Far :outlook-remote:
 Near :outlook-local:
-Patterns * !Junk !Deleted
+Patterns * !Inbox !Junk
 Create Near
 Sync All
 Expunge Near