[OE-core] [PATCH 01/15] rpm: upgrade to 4.15.1

[Ross Burton]

This is reliably crashing for me when running rpmdeps:

Exception: bb.process.ExecutionError: Execution of 
'/data/poky-tmp/master/work/corei7-64-poky-linux/systemd-compat-units/1.0-r29/temp/run.BUILDSPEC.1481' 
failed with exit code 139:
Building target platforms: corei7_64-poky-linux
Building for target corei7_64-poky-linux
Processing files: systemd-compat-units-1.0-r29.corei7_64
Processing files: systemd-compat-units-dbg-1.0-r29.corei7_64
Processing files: systemd-compat-units-dev-1.0-r29.corei7_64
Checking for unpackaged file(s): 
/data/poky-tmp/master/work/corei7-64-poky-linux/systemd-compat-units/1.0-r29/recipe-sysroot-native/usr/bin/../../usr/lib/rpm/check-files 
/data/poky-tmp/master/work/corei7-64-poky-linux/systemd-compat-units/1.0-r29/package
Segmentation fault (core dumped)
WARNING: exit code 139 from a shell command.

Ross