Increase companies identifier validation to 30 char length

Connectwise documentation is incorrect. It allows up to 30 chars.

Fixes sowderca#17

lib/connectwise-ruby-sdk/models/company.rb

@@ -551,8 +551,8 @@ def list_invalid_properties
         invalid_properties.push("invalid value for 'identifier', identifier cannot be nil.")
       end
 
-      if @identifier.to_s.length > 25
-        invalid_properties.push("invalid value for 'identifier', the character length must be smaller than or equal to 25.")
+      if @identifier.to_s.length > 30
+        invalid_properties.push("invalid value for 'identifier', the character length must be smaller than or equal to 30.")
       end
 
       if @name.nil?
@@ -654,7 +654,7 @@ def list_invalid_properties
     # @return true if the model is valid
     def valid?
       return false if @identifier.nil?
-      return false if @identifier.to_s.length > 25
+      return false if @identifier.to_s.length > 30
       return false if @name.nil?
       return false if @name.to_s.length > 50
       return false if !@address_line1.nil? && @address_line1.to_s.length > 50
@@ -688,8 +688,8 @@ def identifier=(identifier)
         fail ArgumentError, "identifier cannot be nil"
       end
 
-      if identifier.to_s.length > 25
-        fail ArgumentError, "invalid value for 'identifier', the character length must be smaller than or equal to 25."
+      if identifier.to_s.length > 30
+        fail ArgumentError, "invalid value for 'identifier', the character length must be smaller than or equal to 30."
       end
 
       @identifier = identifier