#714 Request for leetcode icon

Leetcode Icon is added

css/boxicons.css

@@ -5422,4 +5422,6 @@
   .bxs-zoom-out:before {
     content: "\ef0b";
   }
-  
+  .bxl-leetcode:before {
+    content: "\ef63";
+  }

fonts/boxicons.svg

@@ -1657,4 +1657,5 @@
 <glyph unicode="&#xef5f;" glyph-name="bx-reply" data-tags="bx-reply" d="M426.667 490.667h256v-298.667h85.333v341.333c0 23.564-19.103 42.667-42.667 42.667v0h-298.667v128l-213.333-170.667 213.333-170.667v128z" />
 <glyph unicode="&#xef60;" glyph-name="bx-screenshot" data-tags="bx-screenshot" d="M810.667 362.667h-85.333v-128h-128v-85.333h128v-128h85.333v128h128v85.333h-128zM170.667 149.333h128v85.333h-85.333v85.333h-85.333v-128c0-23.564 19.103-42.667 42.667-42.667v0zM810.667 789.333c0 23.564-19.103 42.667-42.667 42.667v0h-128v-85.333h85.333v-85.333h85.333v128zM213.333 746.667h85.333v85.333h-128c-23.564 0-42.667-19.103-42.667-42.667v0-128h85.333v85.333zM128 576h85.333v-170.667h-85.333zM725.333 576h85.333v-128h-85.333zM384 832h170.667v-85.333h-170.667zM384 234.667h128v-85.333h-128z" />
 <glyph unicode="&#xef61;" glyph-name="bx-paper-plane" data-tags="bx-paper-plane" d="M877.227 817.493c-6.779 4.744-15.197 7.58-24.277 7.58-6.685 0-13.011-1.537-18.643-4.278l0.253 0.111-725.333-341.333c-14.502-7.021-24.326-21.625-24.326-38.524 0-0.257 0.002-0.513 0.007-0.768l-0.001 0.038c0.293-17.112 10.615-31.743 25.328-38.292l0.272-0.108 230.827-101.12v-286.72l249.173 177.92 203.093-88.747c4.983-2.423 10.841-3.84 17.029-3.84 0.013 0 0.026 0 0.039 0h-0.002c8.223 0.058 15.88 2.433 22.365 6.504l-0.178-0.104c11.634 7.13 19.514 19.404 20.473 33.576l0.007 0.131 42.667 640c0.049 0.769 0.078 1.667 0.078 2.572 0 14.68-7.414 27.629-18.702 35.306l-0.148 0.095zM772.267 205.653l-224.853 98.56 135.253 264.533-326.4-181.333-125.013 55.040 574.72 270.507z" />
+<glyph unicode="&#xef63;" glyph-name="bxl-leetcode" d="M8.115 22.814a2.109 2.109 0 0 1-.474-.361c-1.327-1.333-2.66-2.66-3.984-3.997-1.989-2.008-2.302-4.937-.786-7.32a6 6 0 0 1 .839-1.004L13.333.489c.625-.626 1.498-.652 2.079-.067.56.563.527 1.455-.078 2.066-.769.776-1.539 1.55-2.309 2.325-.041.122-.14.2-.225.287-.863.876-1.75 1.729-2.601 2.618-.111.116-.262.186-.372.305-1.423 1.423-2.863 2.83-4.266 4.272-1.135 1.167-1.097 2.938.068 4.127 1.308 1.336 2.639 2.65 3.961 3.974.067.067.136.132.204.198.468.303.474 1.25.183 1.671-.321.465-.74.75-1.333.728-.199-.006-.363-.086-.529-.179z" />
 </font></defs></svg>