Use \S to match the version string in a version constraint.

lib/ronin/support/software/version_constraint.rb

@@ -72,7 +72,7 @@ class VersionConstraint
         def initialize(string)
           @string = string
 
-          if (match = string.match(/\A(?:(?<operator>>=|>|<=|<|=)?\s*)(?<version>.+)\z/))
+          if (match = string.match(/\A(?:(?<operator>>=|>|<=|<|=)?\s*)(?<version>\S+)\z/))
             @operator = match[:operator] || '='
             @version  = Version.new(match[:version])
           else