meta-hpe: fix shellcheck issues

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I30885f8c2577c3c2aa333a61210e6738fbf016c7
diff --git a/meta-hpe/meta-dl360poc/recipes-hpe/host/host-boot-enable.bbappend b/meta-hpe/meta-dl360poc/recipes-hpe/host/host-boot-enable.bbappend
index 4fc41d0..e8b0ea6 100644
--- a/meta-hpe/meta-dl360poc/recipes-hpe/host/host-boot-enable.bbappend
+++ b/meta-hpe/meta-dl360poc/recipes-hpe/host/host-boot-enable.bbappend
@@ -1 +1,2 @@
 FILESEXTRAPATHS:prepend := "${THISDIR}/${PN}:"
+RDEPENDS:${PN}:append = " bash"
diff --git a/meta-hpe/meta-dl360poc/recipes-hpe/host/host-boot-enable/host-boot-enable.sh b/meta-hpe/meta-dl360poc/recipes-hpe/host/host-boot-enable/host-boot-enable.sh
index 08b882d..bff898d 100644
--- a/meta-hpe/meta-dl360poc/recipes-hpe/host/host-boot-enable/host-boot-enable.sh
+++ b/meta-hpe/meta-dl360poc/recipes-hpe/host/host-boot-enable/host-boot-enable.sh
@@ -1,10 +1,10 @@
-#!/bin/sh
+#!/bin/bash
 
 findmtd() {
   m=$(grep -xl "$1" /sys/class/mtd/*/name)
   m=${m%/name}
   m=${m##*/}
-  echo $m
+  echo "$m"
 }
 
 rom_lists=(host-prime host-second vrom-prime vrom-second)
@@ -12,24 +12,24 @@
 
 for f in "${rom_lists[@]}"
 do
-  image=$(findmtd ${f})
+  image=$(findmtd "${f}")
   if test -z "$image"
   then
     echo "Unable to find mtd partition for ${f}"
     exit 1
   fi
-  rom_mtd_list+=($image)
+  rom_mtd_list+=("$image")
 done
 
 #enable vrom
 # host-prime to vrom-prime
-dd if=/dev/${rom_mtd_list[0]} of=/dev/${rom_mtd_list[2]}
+dd if="/dev/${rom_mtd_list[0]}" of="/dev/${rom_mtd_list[2]}"
 # host-second to vrom-second
-dd if=/dev/${rom_mtd_list[1]} of=/dev/${rom_mtd_list[3]}
+dd if="/dev/${rom_mtd_list[1]}" of="/dev/${rom_mtd_list[3]}"
 
 echo 0x1800008a > /sys/class/soc/srom/vromoff
 
-while [ true ]
+while true
 do
         devmem 0x8000005C 8 0
         devmem 0xd1000306 8 5