jenkins-common: replace subnet in scm files too

Replace the subnet in *.scm configs of nplab-sua-test and
nplab-m3ua-test too.

Related: OS#5802
Change-Id: Ia734df3721a4ae3408a17d33c835282b79174132

jenkins-common.sh

@@ -270,6 +270,7 @@ network_replace_subnet_in_configs() {
 		"$VOL_BASE_DIR" \
 		-name '*.cfg' -o \
 		-name '*.conf' -o \
+		-name '*.scm' -o \
 		-name '*.sh' -o \
 		-name '*.txt' -o \
 		-name '*.yaml' \