Fix NetBSD pkg_add

Author: kristapsdz

.github/workflows/makefile.yml

@@ -55,7 +55,7 @@ jobs:
       uses: vmactions/netbsd-vm@v1
       with:
         usesh: true
-        prepare: pkg_add rsync cunit
+        prepare: pkg_add rsync devel/cunit
         run: |
           ./configure
           make