changed checksums to None. Name change.

As git is the source, the checksums easily become outdated. They were
switched to None.
Ompss2@cluster eb file had its named changed to be consistent with the
toolchain.

Golden_Repo/m/mcxxcluster/mcxxcluster-1.0-gpsmpi-2022a-mt.eb

@@ -17,7 +17,7 @@ sources = [{
                 'tag': '1.0-ci'
     },
 }]
-checksums = ['95b3fc5771ab523cc18c9d9a311bfb252514b2e584812795f1ed952c19fd6efc']
+checksums = [None]
 
 builddependencies = [
     ('Autotools', '20220317'),

Golden_Repo/n/nanoscluster/nanoscluster-1.0-gpsmpi-2022a-mt.eb

@@ -15,10 +15,9 @@ sources = [{
         'url': 'https://github.com/ipiedrahiv',
         'repo_name': 'nanos6-cluster',
         'tag': '1.0-ci',
-        # 'clone_into': 'nanos6-cluster'
     }
 }]
-checksums = ['c770c47b3a67593a525615a60e6b454dac09a5104b1e4b3d2984d21ee94e3a55']
+checksums = [None]
 
 dependencies = [('Boost', '1.79.0'),
                 ('hwloc', '2.7.1'),