title: Format jQgrid editable textbox height
body: <p>I am using jQgrid version 4.6.0 (Free version) and trying to edit the height of textbox which gets rendered when we set <code>editable: true</code> in Column model. I want the textbox height to fit into complete grid cell. </p>
  
  <p><img src="https://i.stack.imgur.com/Sbk6M.png" alt="enter image description here"></p>
  
  <p>Here the width of rendered textbox is fine and fits in the cell but how can I increase the <code>height</code> of textbox? </p>
  
  <p>Trying to achieve:-</p>
  
  <p><img src="https://i.stack.imgur.com/33uyt.png" alt="enter image description here"></p>