Fix focus mode mention

Author: tstromberg

README.md

@@ -37,7 +37,7 @@ prs --notify
 ### Default View (`prs`)
 ![Default View](media/default.png)
 
-### Focus Mode (`prs --blocked`)
+### Live Focus Mode (`prs --blocked --watch`)
 ![Watch Blocked View](media/watch_blocked.png)
 
 ## Options
@@ -63,4 +63,4 @@ prs --notify
 
 Stop context switching through GitHub tabs. This tool uses smart filtering to show only PRs that actually need your input - not PRs waiting on CI, other reviewers, or ones you've already reviewed.
 
-Built fast in Go because your development tools shouldn't slow you down.
+Built fast in Go because your development tools shouldn't slow you down.