base-passwd: let bash be the default shell for root

* we prefer bash in our images anyway
* makes default configuration more simple

Signed-off-by: Andreas Müller <schnitzeltony@gmail.com>

appends/oe-core/base-passwd_%.bbappend

@@ -0,0 +1,3 @@
+do_install_append() {
+    sed -i 's|root::0:0:root:/home/root:/bin/sh|root::0:0:root:/home/root:/bin/bash|' ${D}${datadir}/${BPN}/passwd.master
+}

recipes-image/console/console-base-image.bb

@@ -7,6 +7,7 @@ IMAGE_INSTALL += " \
     ${ROOTFS_PKGMANAGE} \
     update-alternatives-opkg \
     coreutils \
+    bash \
     bash-completion \
     systemd-bash-completion \
     systemd-analyze \