v0.78.3

• Fixed vim server name handling by normalizing path separators (replacing /
  with _) before uppercasing
• Updated vim default arguments configuration from nil to %w[ --clientserver socket ]
• Updated gem dependencies: rubygems version from 3.6.9 to 3.7.2 and gem_hadar
  development dependency from ~> 2.6 to ~> 2.8