Modify namings of disted installed files

To match the names to those in soong+make build.

Test: m droid dist --soong-only && ls -l out/dist
Bug: 395162005
Change-Id: I196fa46de628a3dded9ba9f804337c19ddea119b
diff --git a/filesystem/android_device.go b/filesystem/android_device.go
index 17209ed..86771d1 100644
--- a/filesystem/android_device.go
+++ b/filesystem/android_device.go
@@ -323,6 +323,10 @@
 	if !ctx.Config().KatiEnabled() && proptools.Bool(a.deviceProps.Main_device) {
 		fsInfoMap := a.getFsInfos(ctx)
 		for _, partition := range android.SortedKeys(fsInfoMap) {
+			// installed-files-*{.txt | .json} is not disted for userdata partition
+			if partition == "userdata" {
+				continue
+			}
 			fsInfo := fsInfoMap[partition]
 			if fsInfo.InstalledFiles.Json != nil {
 				ctx.DistForGoal("droidcore-unbundled", fsInfo.InstalledFiles.Json)