Rerun globs when a dependency is missing

If you remove a folder that's part of a glob, soong will error out
currently. Instead treat it like an out-of-date dependency.

Bug: 364749114
Test: m nothing, rm glob folder, m nothing
Change-Id: I86ee755a0815b79192133223f8ef3ecd90669db1

ui/build/soong.go

@@ -759,7 +759,10 @@ func checkGlobs(ctx Context, finalOutFile string) error {
 				hasNewDep := false
 				for _, dep := range cachedGlob.Deps {
 					info, err := os.Stat(dep)
-					if err != nil {
+					if errors.Is(err, fs.ErrNotExist) {
+						hasNewDep = true
+						break
+					} else if err != nil {
 						errorsChan <- err
 						continue
 					}