feat: add second js solutions for lcof problems 05 (doocs#357)

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feat: update leetcode solutions: No.0179. Largest Number

feat: add leetcode solutions: No.0709. To Lower Case

feat: update leetcode solutions: No.0304. Range Sum Query 2D - Immutable

feat: update leetcode solutions: No.0199. Binary Tree Right Side View

feat: update leetcode solutions: No.0019. Remove Nth Node From End of…

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feat: add solutions to leetcode problem: No.1047

feat: update solutions to leetcode problem: No.0002

fix: update sorting algorithms