add RPM dependencies of CONTEST_CONTENT to global main.fmf

Note that this partially duplicates lib.virt rpm-build requirement,
but I would like to keep it there for when we move all 'lib' RPM
requirements to inside 'lib' (and make it a TMT library or so).

Signed-off-by: Jiri Jaburek <comps@nomail.dom>

main.fmf

@@ -9,6 +9,11 @@ recommend:
   - python36-requests
   - python3-rpm
   - python36-rpm
+  # these are needed for CONTEST_CONTENT or get_content():
+  # - builddep on scap-security-guide.spec
+  - python-srpm-macros
+  # - preparing/patching downloaded SRPM
+  - rpm-build
 component:
   - scap-security-guide
 

per-rule/main.fmf

@@ -25,8 +25,6 @@ require+:
   - virt-install
   - rpm-build
   - createrepo
-  # for builddep on scap-security-guide.spec
-  - python-srpm-macros
   # automatus dependencies (oscap-ssh, etc.)
   - openscap-utils
 extra-hardware: |