$*$ Write a static method named removeDoubleSpaces

$*$ It should take a String as a parameter representing one or more sentences

$*$ It should return a String representing the input modified as follows:

$*$ Where a sentence ends in a full stop followed by two $($or more$)$ spaces, reduce the number of spaces to one

$*$ Only remove extra spaces that follow a full stop

$*$ e$.$g$.$ "Hello. World." should become Hello. World.