Update dracut to rev 151 via SR 778051
    
    https://build.opensuse.org/request/show/778051
    by user dmolkentin + dimstar_suse
    - Update to version 049.1+git124.70941b30:
      * 90kernel-modules: Add PCI host controller modules (boo#1162669)
    
    - Update to version 049.1+git123.c2a6645e:
      * dracut: add warning when including unsupported modules (bsc#1163055)
      * 01fips: Boot without BOOT_IMAGE being set (bsc#1161292)
      * 01fips: Use correct kernel image name for more platforms (bsc#1164076)