F41: add bootc variant

Signed-off-by: Paul Whalen <pwhalen@fedoraproject.org>

fedora-iot.conf

@@ -22,7 +22,7 @@ sigkeys = ['e99d6ad1']
 tree_arches = ['aarch64', 'x86_64']
 # limit tree variants
 # if undefined, all variants from variants.xml will be included
-tree_variants = ['IoT']
+tree_variants = ['IoT', 'bootc']
 hashed_directories = True
 
 # RUNROOT settings
@@ -284,8 +284,7 @@ ostree = {
 }
 
 ostree_container = {
-    "^IoT$": {
-        "ociarchive_name": "fedora-bootc",
+    "^bootc$": {
         "version": "!OSTREE_VERSION_FROM_LABEL_DATE_TYPE_RESPIN",
         "config_url": "https://pagure.io/fedora-iot/ostree",
         "config_branch": "main",

variants-fedora.xml

@@ -7,4 +7,10 @@
             <arch>x86_64</arch>
         </arches>
     </variant>
+    <variant id="bootc" name="bootc" type="variant" is_empty="true">
+        <arches>
+            <arch>aarch64</arch>
+            <arch>x86_64</arch>
+        </arches>
+    </variant>
 </variants>