Add explicit rspfile argument to RuleBuilderCommand.FlagWithRspFileInputList

Using $out.rsp as the rsp file adds extra complexity around keeping
the $ unescaped.  Make callers to FlagWithRspFileInputList provide
an explicit path for the rsp file instead.

Bug: 182612695
Test: rule_builder_test.go
Change-Id: I3f531d80c1efa8a9d09aac0a63790c5b11a9f0c6
diff --git a/cc/fuzz.go b/cc/fuzz.go
index 9fe5b17..5219ebc 100644
--- a/cc/fuzz.go
+++ b/cc/fuzz.go
@@ -440,7 +440,8 @@
 			command := builder.Command().BuiltTool("soong_zip").
 				Flag("-j").
 				FlagWithOutput("-o ", corpusZip)
-			command.FlagWithRspFileInputList("-r ", fuzzModule.corpus)
+			rspFile := corpusZip.ReplaceExtension(ctx, "rsp")
+			command.FlagWithRspFileInputList("-r ", rspFile, fuzzModule.corpus)
 			files = append(files, fileToZip{corpusZip, ""})
 		}