helps if you use the right syntax dunnit

Author: FGasper

.github/workflows/all.yml

@@ -12,8 +12,8 @@ jobs:
       fail-fast: false
       matrix:
         os:
-          #- runsOn: macos-latest
-          #  mongodb_distro: mongodb-macos-arm64
+          - runsOn: macos-latest
+            mongodb_distro: mongodb-macos-arm64
 
           - runsOn: ubuntu-latest
             mongodb_distro: mongodb-linux-x86_64-ubuntu2404
@@ -24,7 +24,7 @@ jobs:
           # to the minimum-required Go version to build migration-verifier.
           - 1.19
 
-    runs-on: ${matrix.os.runsOn}
+    runs-on: ${{matrix.os.runsOn}}
 
     steps:
       - name: Check out repository
@@ -44,4 +44,4 @@ jobs:
       - name: Test
         run: go test -v ./...
         env:
-          MONGODB_DISTRO: ${matrix.os.mongodb_distro}
+          MONGODB_DISTRO: ${{matrix.os.mongodb_distro}}