Add libad9361 workflow

Signed-off-by: Travis F. Collins <[email protected]>

.github/workflows/build.yml

@@ -35,7 +35,7 @@ jobs:
                 echo "libad9361-iio SO not found"
                 exit 1
             fi
-            if [ ! -f "deps/include/iio.h" ]; then
+            if [ ! -f "deps/ad9361.h" ]; then
                 echo "libad9361-iio header not found"
                 exit 1
             fi