Breaking: Remove pybzar as a barcode reader (#12065)

docs/setup.md

@@ -207,13 +207,12 @@ are released, dependency support is confirmed, etc.
     -   `libpq-dev` for PostgreSQL
     -   `libmagic-dev` for mime type detection
     -   `mariadb-client` for MariaDB compile time
-    -   `libzbar0` for barcode detection
     -   `poppler-utils` for barcode detection
 
     Use this list for your preferred package management:
 
     ```
-    python3 python3-pip python3-dev imagemagick fonts-liberation gnupg libpq-dev default-libmysqlclient-dev pkg-config libmagic-dev libzbar0 poppler-utils
+    python3 python3-pip python3-dev imagemagick fonts-liberation gnupg libpq-dev default-libmysqlclient-dev pkg-config libmagic-dev poppler-utils
     ```
 
     These dependencies are required for OCRmyPDF, which is used for text