test_build.sh: Move commands into functions

In preparation to follow up commits, move the commands into functions
so that it's clear what belongs to what.

Signed-off-by: Felix Singer <felixsinger@posteo.net>
Change-Id: Ia2dc6f1d4d53b4d6a1255ef31c66799a484302fc
Reviewed-on: https://review.coreboot.org/c/flashrom/+/66093
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Thomas Heijligen <src@posteo.de>

test_build.sh

@@ -1,10 +1,19 @@
 #!/usr/bin/env sh
 set -e
 
-make CONFIG_EVERYTHING=yes
+
+build_make () {
+	make CONFIG_EVERYTHING=yes
+}
 
 
-builddir=out
-meson $builddir
-ninja -C $builddir
-ninja -C $builddir test
+build_meson () {
+	builddir=out
+	meson $builddir
+	ninja -C $builddir
+	ninja -C $builddir test
+}
+
+
+build_make
+build_meson