fix commands and notes

Author: harikrishna-patnala

source/installguide/management-server/_pkg_repo.rst

@@ -121,11 +121,11 @@ In Debian:
 
 You can also install CloudStack on Debian systems using APT in the same way
 as on Ubuntu. Replace the Debian release codename (for example, "bookworm"
-for Debian 12 or "bullseye" for Debian 11) as appropriate.
+for Debian 12) as appropriate.
 
 Use your preferred editor and open (or create)
 ``/etc/apt/sources.list.d/cloudstack.list``. Add the community provided
-repository to the file (replace "noble" with "bookworm" or "bullseye" if it is the case):
+repository to the file (replace "bookworm" with the codename of Debian release if it is the case):
 
 .. parsed-literal::
 

source/upgrading/upgrade/upgrade-4.22.rst

@@ -98,6 +98,9 @@ Backup current database
       $ mysqldump -u root -p -R cloud > cloud-backup_$(date +%Y-%m-%d-%H%M%S)
       $ mysqldump -u root -p cloud_usage > cloud_usage-backup_$(date +%Y-%m-%d-%H%M%S)
 
+.. note::
+   The -R option is required in the mysqldump command to retain MySQL stored procedures.
+
 
 .. _ubuntu414:
 .. _apt-repo414:
@@ -146,7 +149,7 @@ Setup the public key for the above repository:
 
    .. parsed-literal::
 
-      $ sudo apt-get update
+      $ sudo apt update
 
 #. Now that you have the repository configured, it's time to upgrade
    the ``cloudstack-management`` package.