Use logtags without merged file

Assume logtags files will have hardcoded tag numbers and don't
build against the merged file.  Simplifies the build when
logtags files are split across Make and Soong.

Test: m checkbuild
Change-Id: I1e995ec458690fcadb1b86d64864f277aa9fe3af
diff --git a/java/gen.go b/java/gen.go
index c73a446..b5973ec 100644
--- a/java/gen.go
+++ b/java/gen.go
@@ -42,7 +42,7 @@
 
 	logtags = pctx.AndroidStaticRule("logtags",
 		blueprint.RuleParams{
-			Command:     "$logtagsCmd -o $out $in $allLogtagsFile",
+			Command:     "$logtagsCmd -o $out $in",
 			CommandDeps: []string{"$logtagsCmd"},
 		})