Revert "ci(NODE-5099): add aarch64 condition to sync with other repos (#3594)"

This reverts commit 900cc91.

Author: baileympearson

.evergreen/install-dependencies.sh

@@ -40,8 +40,6 @@ if [[ $architecture = "x86_64" ]]; then
   architecture="x64"
 elif [[ $architecture = "arm64" ]]; then
   architecture="arm64"
-elif [[ $architecture = "aarch64" ]]; then
-  architecture="arm64"
 elif [[ $architecture == s390* ]]; then
   architecture="s390x"
 elif [[ $architecture == ppc* ]]; then