chore: update MacOS executor to M1 (#521)

Author: bnpfeife

.circleci/config.yml

@@ -16,9 +16,9 @@ executors:
       image: ubuntu-2004:202104-01
       resource_class: arm.medium
   mac:
+    resource_class: macos.m1.medium.gen1
     macos:
-      xcode: 12.5.1
-      resource_class: medium
+      xcode: 15.0.0
     shell: /bin/bash -eo pipefail
   windows:
     machine:
@@ -380,6 +380,9 @@ jobs:
       - checkout
       - attach_workspace:
           at: .
+      - run:
+          name: Install Rosetta
+          command: ./scripts/ci/install-rosetta.sh
       - run:
           name: Run tests
           command: ./scripts/ci/run-prebuilt-tests.sh $(pwd)/test-bin-<< parameters.os >>-<< parameters.arch >> $(pwd)/test-results

scripts/ci/install-rosetta.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+set -euo pipefail
+
+if [[ "${MACHTYPE}" == "arm64-apple-darwin"* ]]
+then
+  /usr/sbin/softwareupdate --install-rosetta --agree-to-license
+fi