[nancy][graffiti] rm graffiti_ip.yaml.erb (not required anymore to generate...

[nancy][graffiti] rm graffiti_ip.yaml.erb (not required anymore to generate json once nodes data have been collected using g5-checks -m api)

input/grid5000/sites/nancy/clusters/graffiti/graffiti_ip.yaml.erb

-nodes:
- <% (1..13).each { |i| %>
-   graffiti-<%= i %>:
-     network_adapters:
-       eth0:
-         mounted: true
-         ip: 172.16.64.<%= i %>
-         mac: <%= %w(
-                     F8:F2:1E:60:41:20
-                     F8:F2:1E:60:3F:A0
-                     F8:F2:1E:60:41:90
-                     F8:F2:1E:60:28:40
-                     F8:F2:1E:60:28:20
-                     F8:F2:1E:60:57:70
-                     F8:F2:1E:60:26:80
-                     F8:F2:1E:60:35:30
-                     F8:F2:1E:60:21:80
-                     F8:F2:1E:60:2B:C0
-                     F8:F2:1E:60:3F:90
-                     F8:F2:1E:60:32:00
-                     F8:F2:1E:60:57:60
-                    )[i-1] %>
-       bmc:
-         ip: 172.17.64.<%= i %>
-         mac: <%= %w(
-                     F4:02:70:9A:3F:74
-                     F4:02:70:9A:48:E8
-                     F4:02:70:9A:49:82
-                     F4:02:70:9A:4B:66
-                     F4:02:70:9A:43:D6
-                     F4:02:70:9A:41:B0
-                     F4:02:70:9A:42:A2
-                     F4:02:70:9A:40:0E
-                     F4:02:70:9A:47:CA
-                     4C:D9:8F:33:D7:EC
-                     4C:D9:8F:2D:3C:88
-                     4C:D9:8F:2D:4D:4A
-                     F4:02:70:9A:4C:00
-                   )[i-1] %>
-<% } %>