GVClass reference resources v1.6.0

Reference database archive for GVClass v1.6.0. What's new in v1.6.0 Harmonized taxonomy labels and marker FASTA headers for MIRUS/Mirusviricota, VP, PLV, NCLDV, EUK, and PHAGE consistency. Promotes FAA-backed canonical labels and moves metadata-only duplicate labels into alias/inactive provenance tables. Resolves the reported issue #16 Mirus taxonomy examples, including TARA_PSW_NCLDV_00076, when used with GVClass v1.6.0 or later. The archive includes GVClass reference HMMs, marker FASTA files, completeness and contamination models, active labels, aliases, inactive labels, label context, and FAA rewrite provenance.