[MOJ-586] Update odbc-ruby gem. (localytics#26)

Update odbc-ruby gem.
Update version number.

Author: mbscoggins

lib/odbc_adapter/version.rb

@@ -1,3 +1,3 @@
 module ODBCAdapter
-  VERSION = '5.0.7'.freeze
+  VERSION = '5.0.8'.freeze
 end

odbc_adapter.gemspec

@@ -20,7 +20,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ['lib']
 
   spec.add_dependency 'activerecord', '>= 5.0.1'
-  spec.add_dependency 'odbc-ruby', '~> 1.0.0'
+  spec.add_dependency 'odbc-ruby', '~> 1.0.1'
 
   spec.add_development_dependency 'bundler', '>= 1.14'
   spec.add_development_dependency 'minitest', '~> 5.10'