Add a missing 'mkdir -p' during the SRPM build step.
Add a missing 'mkdir -p' during the SRPM build step.

Signed-off-by: David Scott <63c9eb0ea83039690fefa11afe17873ba8278a56@eu.citrix.com>

johnelse/forkexecd,djs55/forkexecd,xapi-project/message-switch,xapi-project/message-switch,xapi-project/message-switch