revert: restore trunk webui man page

Quentin Gliech and Claude Opus 4.6 (1M context) created

The generated man page still had the removed OAuth flags.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Change summary

doc/man/git-bug-webui.1 | 8 --------
1 file changed, 8 deletions(-)

Detailed changes

doc/man/git-bug-webui.1 🔗

@@ -45,14 +45,6 @@ Available git config:
 \fB-q\fP, \fB--query\fP=""
 	The query to open in the web UI bug list
 
-.PP
-\fB--github-client-id\fP=""
-	GitHub OAuth application client ID (enables GitHub login)
-
-.PP
-\fB--github-client-secret\fP=""
-	GitHub OAuth application client secret
-
 .PP
 \fB-h\fP, \fB--help\fP[=false]
 	help for webui