locales: shorten translations in es.js
locales: shorten translations in es.js

* Replaced `Haga click para introducir` by `Introducir`.

aburato/plotly.js,plotly/plotly.js,iongroup/plotly.js,aburato/plotly.js,asolagmbh/plotly.js,etpinard/plotly.js,plotly/plotly.js,etpinard/plotly.js,etpinard/plotly.js,asolagmbh/plotly.js,plotly/plotly.js,iongroup/plotly.js,plotly/plotly.js,asolagmbh/plotly.js,iongroup/plotly.js