Ignore whole-file checksum in VerifyCACerts

Backport of corretto/corretto-jdk@b18e9bc

test/jdk/sun/security/lib/cacerts/VerifyCACerts.java

@@ -287,12 +287,16 @@ public static void main(String[] args) throws Exception {
         md = MessageDigest.getInstance("SHA-256");
 
         byte[] data = Files.readAllBytes(Path.of(CACERTS));
+        /* Ignore whole-file checksum as the checksum of the cacerts 
+         * file changes with each build, due to the way we merge upstream 
+         * OpenJDK certs and Amazon Linux certs at build time.
         String checksum = HEX.formatHex(md.digest(data));
         if (!checksum.equals(CHECKSUM)) {
             atLeastOneFailed = true;
             System.err.println("ERROR: wrong checksum\n" + checksum);
             System.err.println("Expected checksum\n" + CHECKSUM);
         }
+        */
 
         KeyStore ks = KeyStore.getInstance("JKS");
         ks.load(new ByteArrayInputStream(data), "changeit".toCharArray());