move insmod script to gs-common

Bug: 243763292
Test: boot to home
Change-Id: I43b281a5b1c77d1388bac356b6b2bf267dbe099c
diff --git a/insmod/insmod.mk b/insmod/insmod.mk
new file mode 100644
index 0000000..ac8d555
--- /dev/null
+++ b/insmod/insmod.mk
@@ -0,0 +1,3 @@
+PRODUCT_PACKAGES += \
+        insmod.sh \
+        init.common.cfg