Update gemspec author info to Orbitek

personal_book.gemspec

@@ -22,9 +22,9 @@ end
 Gem::Specification.new do |s|
   s.name        = "personal_book"
   s.version     = PersonalBook::VERSION
-  s.authors     = ["Ruling Digital Inc."]
-  s.email       = ["orbit@rulingcom.com"]
-  s.homepage    = "http://www.rulingcom.com"
+  s.authors     = ["Orbitek"]
+  s.email       = ["service@orbitek.co"]
+  s.homepage    = "https://orbitek.co/"
   s.summary     = "Summary of Personal Book."
   s.description = "Description of Personal Book."
   s.license     = "MIT"