CI: try excluding pytables from ARM OSX testing

Author: bsipocz

setup.cfg

@@ -36,11 +36,12 @@ install_requires =
     pytest>=4.6
     numpy
 
+# tables limitation is until 3.9.3 is out as that supports ARM OSX.
 [options.extras_require]
 test =
     astropy
     pandas
-    tables
+    tables;platform_machine!='arm64'
 
 [options.entry_points]
 pytest11 =