Enable syntax highlighting/linting for scriptlets

Various editors depend on the shebang line to determine what language
to use for syntax highlighting and/or linting.  Therefore add one.  It
is ignored when sourcing and the scriplets are not executable so the
shebang will never be used.

Signed-off-by: Daniel F. Dickinson <cshored@thecshore.com>

scripts/common

@@ -1,3 +1,5 @@
+#!/bin/bash
+
 log (){
 	date +"[%T] $*" | tee -a "${LOG_FILE}"
 }

scripts/dependencies_check

@@ -1,3 +1,5 @@
+#!/bin/bash
+
 # dependencies_check
 # $@	Dependency files to check
 #

stage2/EXPORT_IMAGE

@@ -1,3 +1,5 @@
+#!/bin/bash
+
 IMG_SUFFIX="-lite"
 if [ "${USE_QEMU}" = "1" ]; then
 	export IMG_SUFFIX="${IMG_SUFFIX}-qemu"

stage2/EXPORT_NOOBS

@@ -1,2 +1,5 @@
+#!/bin/bash
+
+# shellcheck disable=SC2034
 NOOBS_NAME="Raspbian Lite"
 NOOBS_DESCRIPTION="A port of Debian with no desktop environment"

stage4/EXPORT_IMAGE

@@ -1,3 +1,5 @@
+#!/bin/bash
+
 IMG_SUFFIX=""
 if [ "${USE_QEMU}" = "1" ]; then
 	export IMG_SUFFIX="${IMG_SUFFIX}-qemu"

stage4/EXPORT_NOOBS

@@ -1,2 +1,5 @@
+#!/bin/bash
+
+# shellcheck disable=SC2034
 NOOBS_NAME="Raspbian"
 NOOBS_DESCRIPTION="A port of Debian with the Raspberry Pi Desktop"

stage5/EXPORT_IMAGE

@@ -1,3 +1,5 @@
+#!/bin/bash
+
 IMG_SUFFIX="-full"
 if [ "${USE_QEMU}" = "1" ]; then
 	export IMG_SUFFIX="${IMG_SUFFIX}-qemu"

stage5/EXPORT_NOOBS

@@ -1,2 +1,5 @@
+#!/bin/bash
+
+# shellcheck disable=SC2034
 NOOBS_NAME="Raspbian Full"
 NOOBS_DESCRIPTION="A port of Debian with desktop and recommended applications"