Set up CI with Azure Pipelines

[skip ci]

azure-pipelines.yml

@@ -14,12 +14,8 @@ steps:
   displayName: 'Run a one-line script'
 
 #- script: |
-#    docker run --rm --privileged multiarch/qemu-user-static:register --reset
-#    ls /proc/sys/fs/binfmt_misc/
-#  condition: not(startsWith(variables['CONFIG'], 'linux_64'))
-#  displayName: 'Configure binfmt_misc'
+    docker run --rm --privileged multiarch/qemu-user-static:register --reset
 
-- script: |
     echo "FROM openblas/alpine:arm32
         COPY . /tmp/openblas
         RUN mkdir /tmp/openblas/build                             &&  \