Remove unneeded PF tweakings

All these recipes now have unique WORKDIRs and STAMPs, and all deploy
their shared artifacts via DEPLOY_DIR.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>

meta/recipes-core/isar-bootstrap/isar-bootstrap-host.bb

@@ -6,7 +6,6 @@
 # SPDX-License-Identifier: MIT
 
 Description = "Minimal host Debian root file system"
-PF = "${PN}-${HOST_DISTRO}-${HOST_ARCH}-${DISTRO_ARCH}"
 
 DEPLOY_ISAR_BOOTSTRAP = "${DEPLOY_DIR_BOOTSTRAP}/${HOST_DISTRO}-${HOST_ARCH}-${DISTRO_ARCH}"
 ISAR_BOOTSTRAP_LOCK = "${DEPLOY_DIR_BOOTSTRAP}/${HOST_DISTRO}-${HOST_ARCH}-${DISTRO_ARCH}.lock"

meta/recipes-core/isar-bootstrap/isar-bootstrap-target.bb

@@ -6,7 +6,6 @@
 # SPDX-License-Identifier: MIT
 
 Description = "Minimal target Debian root file system"
-PF = "${PN}-${DISTRO}-${DISTRO_ARCH}"
 
 DEPLOY_ISAR_BOOTSTRAP = "${DEPLOY_DIR_BOOTSTRAP}/${DISTRO}-${DISTRO_ARCH}"
 ISAR_BOOTSTRAP_LOCK = "${DEPLOY_DIR_BOOTSTRAP}/${DISTRO}-${DISTRO_ARCH}.lock"

meta/recipes-devtools/buildchroot/buildchroot-host.bb

@@ -4,7 +4,6 @@
 # Copyright (C) 2015-2018 ilbers GmbH
 
 DESCRIPTION = "Isar development filesystem for host"
-PF = "${PN}-${HOST_DISTRO}-${HOST_ARCH}-${DISTRO_ARCH}"
 
 BUILDCHROOT_VARIANT = "host"
 

meta/recipes-devtools/buildchroot/buildchroot-target.bb

@@ -4,7 +4,6 @@
 # Copyright (C) 2015-2018 ilbers GmbH
 
 DESCRIPTION = "Isar development filesystem for target"
-PF = "${PN}-${DISTRO}-${DISTRO_ARCH}"
 
 BUILDCHROOT_VARIANT = "target"
 

meta/recipes-devtools/sdkchroot/sdkchroot.bb

@@ -12,7 +12,6 @@ SRC_URI = " \
     file://configscript.sh \
     file://README.sdk"
 PV = "0.1"
-PF = "${PN}-${HOST_DISTRO}-${HOST_ARCH}-${DISTRO_ARCH}"
 
 TOOLCHAIN = "crossbuild-essential-${DISTRO_ARCH}"
 TOOLCHAIN_${HOST_ARCH} = "build-essential"