dm-verity-initramfs-image: Cosmetic improvements

- revise declaration ordering as suggested by oe-stylize.py
 - sort PACKAGE_INSTALL entries in alphabetic order
 - split long command line in deploy_verity_hash()

Signed-off-by: Niko Mauno <niko.mauno@vaisala.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>

recipes-core/images/dm-verity-image-initramfs.bb

@@ -1,19 +1,21 @@
 DESCRIPTION = "Simple initramfs image for mounting the rootfs over the verity device mapper."
 
+inherit core-image
+
+PACKAGE_INSTALL = " \
+    base-files \
+    busybox \
+    cryptsetup \
+    initramfs-module-dmverity \
+    initramfs-module-udev \
+    lvm2-udevrules \
+    udev \
+    util-linux-mount \
+"
+
 # We want a clean, minimal image.
 IMAGE_FEATURES = ""
 
-PACKAGE_INSTALL = " \
-    initramfs-module-dmverity \
-    initramfs-module-udev \
-    base-files \
-    busybox \
-    util-linux-mount \
-    udev \
-    cryptsetup \
-    lvm2-udevrules \
-"
-
 # Can we somehow inspect reverse dependencies to avoid these variables?
 do_image[depends] += "${DM_VERITY_IMAGE}:do_image_${DM_VERITY_IMAGE_TYPE}"
 
@@ -22,9 +24,9 @@ do_image[nostamp] = "1"
 
 IMAGE_FSTYPES = "${INITRAMFS_FSTYPES}"
 
-inherit core-image
-
 deploy_verity_hash() {
-    install -D -m 0644 ${STAGING_VERITY_DIR}/${DM_VERITY_IMAGE}.${DM_VERITY_IMAGE_TYPE}.verity.env ${IMAGE_ROOTFS}${datadir}/misc/dm-verity.env
+    install -D -m 0644 \
+        ${STAGING_VERITY_DIR}/${DM_VERITY_IMAGE}.${DM_VERITY_IMAGE_TYPE}.verity.env \
+        ${IMAGE_ROOTFS}${datadir}/misc/dm-verity.env
 }
 IMAGE_PREPROCESS_COMMAND += "deploy_verity_hash;"