0.30.1

Changes:

• cf53fd7 Java/Spark 0.30.1 (#704)
• 548d56e update Embedded to 2.21.2 (#695)
• edd553b Array size utility script (#699)
• 68b8f1c Update backport action (#697)
• b227def Open vcf_header and data arrays in parallel (#696)
• 53f5c78 Do not disable vcpkg in nightly builds. (#692)