v5.2.20 - major release with software upgrades and ERS accessioning support

What's Changed

• BSD release 5.2.19 BioSamplesClient fixes by @dipayan1985 in #671
• Java 17 and SB upgrade by @dipayan1985 in #672
• Ers accessioning and other changes by @dipayan1985 in #673
• ERS accessioning in BSD-fixes by @dipayan1985 in #675
• Refactoring and minor fixes re ERS accession by @dipayan1985 in #676
• Update README.adoc by @dipayan1985 in #678
• Bsd 2308 ers accessioning and other changes 2 by @dipayan1985 in #677
• Compilation errors fix of reintroduced pipelines by @dipayan1985 in #680
• final changes by @dipayan1985 in #681
• ncbi-ena-link to GL CI by @dipayan1985 in #682
• BSD software release 5.2.20 by @dipayan1985 in #683

Full Changelog: v5.2.19...v5.2.20