rear is now supported on aarch64

Merge Request Required Information

Summary of Changes

Do not exclude rear on aarch64

Approved Development Ticket(s)

Resolves: RHEL-56045

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List tickets each on their own line of this description using the format "Resolves: RHEL-76229", "Related: RHEL-76229" or "Reverts: RHEL-76229", as appropriate.