ss3diags 2.2.1

• Change r4ss dependency to ONLY version 1.49.3 for compatibility.
  • r4ss 1.50.0 introduces a major changes to its read/write functions that breaks compatibility with existing ss3diags functions, but will be resolved in a future update. (#109)
• Set NA_character_ as gh::gh() token to resolve SAML authentication errors downloading ss3 binaries from nfms-ost/ss3-source-code used in test scripts. (#110)
  • Added local get_ss3_exe function, based on r4ss::get_ss3_exe(), with gh::gh() token fixes
  • Once r4ss dependency is updated to 1.50.0+, local function will be superceded by r4ss::get_ss3_exe()
• Update RoxygenNote to 7.3.2