Fuzz corpus entries should not go in a subdirectory.

Corpus files called 'FOO' incorrectly go into a subdirectory in the
exported zipfile, e.g.:
my_fuzzer/corpus/FOO/FOO

This patch removes that extra, unnecessary intermediate directory,
e.g.:
my_fuzzer/corpus/FOO

Bug: 142432347
Test: m fuzz && unzip -l out/soong/fuzz-host-x86_64.zip
Change-Id: Id23d4dd2d8322a8ad0234f8acb6878ea4dc3c6e4
diff --git a/cc/fuzz.go b/cc/fuzz.go
index c19fdc5..9fe616c 100644
--- a/cc/fuzz.go
+++ b/cc/fuzz.go
@@ -211,7 +211,7 @@
 		// The corpora.
 		for _, corpusEntry := range fuzzModule.corpus {
 			archDirs[archDir] = append(archDirs[archDir],
-				fileToZip{corpusEntry, ccModule.Name() + "/corpus/" + corpusEntry.Base()})
+				fileToZip{corpusEntry, ccModule.Name() + "/corpus"})
 		}
 
 		// The dictionary.