fix(date_inputs): set autocomplete to off as default option on date inputs

Author: sleivav

app/inputs/date_range_input.rb

@@ -0,0 +1,5 @@
+class DateRangeInput < ActiveAdmin::Inputs::Filters::DateRangeInput
+  def input_html_options
+    super.except(:maxlength, :size).merge({ autocomplete: 'off' })
+  end
+end

app/inputs/date_time_picker_input.rb

@@ -25,6 +25,7 @@ def load_control_attributes
     load_class(@options[:class])
     load_data_attr(:picker_options, value: datetime_picker_options)
     load_attr(:maxlength, value: 19)
+    load_attr(:autocomplete, value: 'off')
     load_attr(:value, value: formatted_input_value)
   end