Fix misc spelling in MariaDB Server repository

Fix misc spelling in MariaDB Server repository

This is a combined patch of various spelling fixes.

* Fix misc typos in MariaDB Server

* Fix spelling of 'allows one to'

  Fix the following Lintian nags introduced in commit
  c8d040938a7ebe10e62506a726702c5990ef4dda:

  I: mariadb-backup: spelling-error-in-binary "allows to" "allows one to" [usr/bin/mariadb-backup]
  I: mariadb-server-core: spelling-error-in-binary "allows to" "allows one to" [usr/sbin/mariadbd]
  I: mariadb-test: spelling-error-in-binary "allows to" "allows one to" [usr/bin/mariadb-client-test-embedded]
  I: mariadb-test: spelling-error-in-binary "allows to" "allows one to" [usr/bin/mariadb-test-embedded]
  I: mariadb-test: spelling-error-in-binary "allows to" "allows one to" [usr/bin/test-connect-t]

* Fix typo: Enrypt->Encrypt

Forwarded: no

Gbp-Pq: Name Fix-misc-spelling-in-MariaDB-Server-repository.patch