Fix the placement of the findInput loading indicator in RTL locales

Currently in RTL locales, the loading indicator is placed such that it is in the way when entring a search term. Hence this patch moves it to the other side of the input field to fix this.
Merge pull request #5237 from Snuffleupagus/fix-findInput-RTL-loading-indicator

Fix the placement of the findInput loading indicator in RTL locales