Updated Strikethrough icon

[dkonopka]

Suggested merge commit message (convention)

Other: Updated Strikethrough icon. Closes ckeditor/ckeditor5#910.

---

Additional information

Before:

After:

[Reinmar]

Just to make sure – did you use the svg optimizer?

[dkonopka]

Yep, for sure :) Before SVGO:

<?xml version="1.0" encoding="UTF-8"?>
<svg width="20px" height="20px" viewBox="0 0 20 20" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
    <!-- Generator: Sketch 48.2 (47327) - http://www.bohemiancoding.com/sketch -->
    <title>icons/1,5px/strikethrough copy</title>
    <desc>Created with Sketch.</desc>
    <defs></defs>
    <g id="Symbols" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
        <g id="icons/1,5px/strikethrough-copy" fill="#000000" fill-rule="nonzero">
            <path d="M6.7536931,9 C6.44019745,8.78017572 6.17266025,8.51228615 5.95108151,8.19633128 C5.59107971,7.68299538 5.4511436,7.4266706 5.4511436,6.64 C5.4511436,5.9333298 5.6411417,5.3066694 6.0211436,4.76 C6.4011455,4.2133306 6.9344735,3.7833349 7.6211436,3.47 C8.3078137,3.1566651 9.0978058,3 9.9911436,3 C10.804481,3 11.5678067,3.1366653 12.2811436,3.41 C12.9944805,3.6833347 13.5644748,4.0733308 13.9911436,4.58 C14.1911446,4.8066678 14.2911436,4.9999992 14.2911436,5.16 C14.2911436,5.3066674 14.4511436,5.5770482 14.0955715,5.86113137 C13.7399993,6.14521454 13.2380518,6.0139734 13.144718,5.9206396 C12.7847162,5.4939708 12.4669294,5.17337465 11.8669264,4.90670665 C11.4669244,4.72892798 10.8416635,4.5933591 9.9911436,4.5 C9.17467232,4.49866676 8.4939965,4.69172152 7.94911614,5.07916427 C7.13179561,5.66032839 6.94999981,5.8933296 6.94999981,6.64 C6.94999981,7.4133372 7.42595027,7.66961954 8.08128786,8.10809048 C8.71377701,8.53127408 9.19840922,8.78270254 9.91280448,9 L17,9 L17,10.5 L3,10.5 L3,9 L6.7536931,9 Z M6.98000015,16.3632105 C6.23999645,16.0432089 5.52333695,15.5432139 4.83000015,14.8632105 C4.66999935,14.7298765 4.59000015,14.5698781 4.59000015,14.3832105 C4.59000015,14.2232097 4.71371221,13.9649299 4.93185618,13.8107434 C5.15000015,13.6565568 5.67403933,13.6774094 5.80737333,13.8107434 C6.84737853,14.9574158 8.01252536,15.4995406 9.57253316,15.4995406 C10.532538,15.4995406 11.4299362,15.2062674 11.9400002,14.8632105 C12.4500641,14.5201537 12.5144221,13.6983603 12.5259816,13.5903131 C12.6523479,12.40916 11.6144749,11.5 11.6144749,11.5 C11.6144749,11.5 12.3183651,11.5 13.7261454,11.5 C14.0079527,12.1666667 14.1488564,12.7344035 14.1488564,13.2032105 C14.1488564,13.2111847 14.1881549,13.5581118 14.0739885,14.0344462 C13.991768,14.3774933 13.8299512,14.7876589 13.5165351,15.1866715 C12.8687966,16.011313 12.3511613,16.203252 11.9400002,16.3912114 C11.2399967,16.711213 10.423338,17.0012101 9.53000015,17.0012101 C8.56999535,17.0012101 7.72000385,16.6832121 6.98000015,16.3632105 Z" id="Line"></path>
        </g>
    </g>
</svg>

😄

[coveralls]

Coverage remained the same at 100.0% when pulling 80775bd on t/ckeditor5/910 into b0d2cd1 on master.