moab: delete -march=native from generated files (#18137)

Co-authored-by: Massimiliano Culpo <massimiliano.culpo@gmail.com>

var/spack/repos/builtin/packages/moab/package.py

@@ -85,6 +85,10 @@ class Moab(AutotoolsPackage):
 
     patch('tools-492.patch', when='@4.9.2')
 
+    @run_before('configure')
+    def remove_march_native(self):
+        filter_file('-march=native', '', 'configure', string=True)
+
     def configure_args(self):
         spec = self.spec