PYTHON-3066 Test against Apple silicon in Evergreen (mongodb#1180)

Author: juliusgeo

.evergreen/config.yml

@@ -2176,6 +2176,15 @@ axes:
  skip_web_identity_auth_test: true
  python3_binary: /Library/Frameworks/Python.framework/Versions/3.8/bin/python3
  libmongocrypt_url: https://s3.amazonaws.com/mciuploads/libmongocrypt/macos/master/latest/libmongocrypt.tar.gz
+ - id: macos-1100-arm64
+ display_name: "macOS 11.00 Arm64"
+ run_on: macos-1100-arm64
+ variables:
+ skip_EC2_auth_test: true
+ skip_ECS_auth_test: true
+ skip_web_identity_auth_test: true
+ python3_binary: /Library/Frameworks/Python.framework/Versions/3.8/bin/python3
+ libmongocrypt_url: https://s3.amazonaws.com/mciuploads/libmongocrypt/macos/master/latest/libmongocrypt.tar.gz
  - id: rhel62
  display_name: "RHEL 6.2 (x86_64)"
  run_on: rhel62-small
@@ -2639,6 +2648,18 @@ buildvariants:
  - ".4.0"
  - ".3.6"
 
+- matrix_name: "test-macos-arm64"
+ matrix_spec:
+ platform:
+ - macos-1100-arm64
+ auth-ssl: "*"
+ display_name: "${platform} ${auth-ssl}"
+ tasks:
+ - ".latest"
+ - ".6.0"
+ - ".5.0"
+ - ".4.4"
+
 - matrix_name: "test-macos-encryption"
  matrix_spec:
  platform: