Adds missing name field and removes SLOF component

SLOF is the ppc64le-only package.

SOURCES/modulemd.src.txt

@@ -2,6 +2,7 @@
 document: modulemd
 version: 2
 data:
+  name: virt
   stream: rhel
   summary: Virtualization module
   description: A virtualization module
@@ -35,11 +36,6 @@ data:
       - qemu-kvm-tests-debuginfo
   components:
     rpms:
-      SLOF:
-        rationale: qemu-kvm dep
-        ref: changed/i8c-stream-rhel/SLOF-20210217-1.module+el8.9.0+20735+c763a519.1
-        buildorder: 1
-        arches: [ppc64le]
       hivex:
         rationale: libguestfs dep
         ref: changed/i8c-stream-rhel/hivex-1.3.18-23.module+el8.9.0+18724+20190c23