Remove all ZIP64LIMIT hack

In the old days, we hacked values of ZIP64LIMIT to get around size
limitations of non-zip64 supported zip files. Now that we switched to
python3 + zip64, there's no point in keeping those hacks.

Test: th
Bug: 255683436
Change-Id: I913db33dad5503736c68a7a1f1321aa952019f60

tools/releasetools/sign_target_files_apks.py

@@ -901,7 +901,7 @@ def WriteOtacerts(output_zip, filename, keys):
   certs_zip = zipfile.ZipFile(temp_file, "w", allowZip64=True)
   for k in keys:
     common.ZipWrite(certs_zip, k)
-  common.ZipClose(certs_zip)
+  certs_zip.close()
   common.ZipWriteStr(output_zip, filename, temp_file.getvalue())
 
 
@@ -1529,8 +1529,8 @@ def main(argv):
                      platform_api_level, codename_to_api_level_map,
                      compressed_extension)
 
-  common.ZipClose(input_zip)
-  common.ZipClose(output_zip)
+  input_zip.close()
+  output_zip.close()
 
   if OPTIONS.vendor_partitions and OPTIONS.vendor_otatools:
     BuildVendorPartitions(args[1])