Add HW requirements for gating plans

plans/build-gating.fmf

@@ -36,6 +36,13 @@ adjust+:
           - dnf config-manager --set-enabled rhel-CRB
           - dnf config-manager --set-enabled rhel-buildroot
 
+provision:
+  - hardware:
+      disk:
+        - size: ">= 60 GiB"
+      cpu:
+        processors: ">= 8"
+
 /common:
     discover:
       - how: fmf
@@ -47,11 +54,3 @@ adjust+:
       - how: fmf
         filter: "tag:gate-build"
         test: '^/tests/rebuilds/kernel$'
-
-#    provision:
-#      - how: virtual
-#        hardware:
-#          disk:
-#            - size: ">= 120 GiB"
-#          cpu:
-#            processors: ">= 8"