Fix superscript and subscript in docx report generator [SCI-7141]

app/services/reports/docx_renderer.rb

@@ -14,11 +14,11 @@ module Reports
           elsif text_el[:type] == 'a'
             Reports::DocxRenderer.render_link_element(self, text_el, options)
           elsif text_el[:type] == 'sup'
-            text text_el[:value] do 
+            text text_el[:value] do
               vertical_align 'superscript'
             end
           elsif text_el[:type] == 'sub'
-            text text_el[:value] do 
+            text text_el[:value] do
               vertical_align 'subscript'
             end
           end

app/services/reports/html_to_word_converter.rb

@@ -112,7 +112,7 @@ module Reports
         end
 
         if elem.name == 'sub'
-           elements.push(sub_element(elem))
+          elements.push(sub_element(elem))
           next
         end