Build process errors out without this.
Traceback (most recent call last):
File "build/make/tools/releasetools/ota_from_target_files", line 2455, in <module>
main(sys.argv[1:])
File "build/make/tools/releasetools/ota_from_target_files", line 2429, in main
output_file=args[1])
File "build/make/tools/releasetools/ota_from_target_files", line 1103, in WriteFullOTAPackage
common.CheckSize(boot_img.data, "boot.img", target_info)
File "/home/aicp-dev/rom/lineage-17.1/build/make/tools/releasetools/common.py", line 1190, in CheckSize
p = info_dict["fstab"][mount_point]
KeyError: '/boot'
Change-Id: I30a396ea62e6e48420c0dd41533c156e90032929