Use the new ziparchive Next std::string_view overload.

Bug: http://b/129068177
Test: treehugger
Change-Id: Ieec83126e36b330da33092a172e365376cd04dfe
diff --git a/install/verifier.cpp b/install/verifier.cpp
index 02759cd..ab75044 100644
--- a/install/verifier.cpp
+++ b/install/verifier.cpp
@@ -320,7 +320,7 @@
 
   std::vector<Certificate> result;
 
-  std::string name;
+  std::string_view name;
   ZipEntry entry;
   while ((iter_status = Next(cookie, &entry, &name)) == 0) {
     std::vector<uint8_t> pem_content(entry.uncompressed_length);