MAINT: Apply pre-commit

Remove byte-order-marker pre-commit check as there would be
many adjustments necessary

42_Gunner/javascript/gunner.js

@@ -12,10 +12,10 @@ function input()
 {
     var input_element;
     var input_str;
-    
+
     return new Promise(function (resolve) {
                        input_element = document.createElement("INPUT");
-                       
+
                        print("? ");
                        input_element.setAttribute("type", "text");
                        input_element.setAttribute("length", "50");
@@ -67,7 +67,7 @@ async function main()
             s = 0;
             print("DISTANCE TO THE TARGET IS " + t + " YARDS.\n");
             print("\n");
-            
+
             while (1) {
                 print("\n");
                 print("ELEVATION");