[grubcfg] Compare integers to integers, not strings.

target_env_call returns an integer, so do not compare its result to the
string "0".

src/modules/grubcfg/main.py

@@ -45,7 +45,7 @@ def modify_grub_default(partitions, root_mount_point, distributor):
 
     cryptdevice_params = []
 
-    if dracut_bin == "0":
+    if dracut_bin == 0:
         for partition in partitions:
             if partition["fs"] == "linuxswap":
                 swap_uuid = partition["uuid"]
@@ -78,7 +78,7 @@ def modify_grub_default(partitions, root_mount_point, distributor):
     if swap_uuid:
         kernel_params.append("resume=UUID={!s}".format(swap_uuid))
 
-    if dracut_bin == "0" and swap_outer_uuid:
+    if dracut_bin == 0 and swap_outer_uuid:
         kernel_params.append("rd.luks.uuid={!s}".format(swap_outer_uuid))
 
     distributor_line = "GRUB_DISTRIBUTOR='{!s}'".format(distributor_replace)