Comment 11 for bug 1850654

I can confirm that I get the same warning in ubuntu 18.04
Linux ThinkPad-T495 5.3.0-26-generic #28~18.04.1-Ubuntu SMP Wed Dec 18 16:40:14 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux

error:

update-initramfs: Generating /boot/initrd.img-5.3.0-26-generic
W: Possible missing firmware /lib/firmware/amdgpu/vega20_ta.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navi10_mes.bin for module amdgpu
I: The initramfs will attempt to resume from /dev/nvme0n1p6
I: (UUID=8fab22ef-9307-4455-979c-362579ae6512)
I: Set the RESUME variable to override this.

command output:

linux-firmware:
  Installed: 1.173.14
  Candidate: 1.173.14
  Version table:
 *** 1.173.14 500
        500 http://us.archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages
        500 http://us.archive.ubuntu.com/ubuntu bionic-updates/main i386 Packages
        100 /var/lib/dpkg/status
     1.173.12 500
        500 http://security.ubuntu.com/ubuntu bionic-security/main amd64 Packages
        500 http://security.ubuntu.com/ubuntu bionic-security/main i386 Packages
     1.173 500
        500 http://us.archive.ubuntu.com/ubuntu bionic/main amd64 Packages
        500 http://us.archive.ubuntu.com/ubuntu bionic/main i386 Packages