Icons Dev Kit: remove clock

the icon is broken, we have already on Adwaita.

Remove it till it's fixed upstream

data/resources/icon-dev-kit/clock-symbolic.svg

-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<svg
-   xmlns:osb="http://www.openswatchbook.org/uri/2009/osb"
-   xmlns:dc="http://purl.org/dc/elements/1.1/"
-   xmlns:cc="http://creativecommons.org/ns#"
-   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
-   xmlns:svg="http://www.w3.org/2000/svg"
-   xmlns="http://www.w3.org/2000/svg"
-   width="16.000023"
-   viewBox="0 0 16.000023 16.000002"
-   version="1.1"
-   id="svg7384"
-   height="16.000002">
-  <metadata
-     id="metadata90">
-    <rdf:RDF>
-      <cc:Work
-         rdf:about="">
-        <dc:format>image/svg+xml</dc:format>
-        <dc:type
-           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
-        <dc:title>Gnome Symbolic Icon Theme</dc:title>
-      </cc:Work>
-    </rdf:RDF>
-  </metadata>
-  <title
-     id="title9167">Gnome Symbolic Icon Theme</title>
-  <defs
-     id="defs7386">
-    <linearGradient
-       osb:paint="solid"
-       id="linearGradient7212">
-      <stop
-         style="stop-color:#000000;stop-opacity:1;"
-         offset="0"
-         id="stop7214" />
-    </linearGradient>
-  </defs>
-  <g
-     transform="translate(-781.00018,227)"
-     style="display:inline"
-     id="layer9" />
-  <g
-     transform="translate(-781.00018,227)"
-     style="display:inline"
-     id="g7628">
-    <path
-       d="m 789.0002,-227 c -4.4037,0 -8,3.5963 -8,8 0,4.4037 3.5963,8 8,8 4.4037,0 8,-3.5963 8,-8 0,-4.4037 -3.5963,-8 -8,-8 z m 0,1.98172 c 3.33965,0 6.01829,2.67863 6.01829,6.01828 0,3.33965 -2.67864,6.01829 -6.01829,6.01829 -3.33964,0 -6.01828,-2.67864 -6.01828,-6.01829 0,-3.33965 2.67864,-6.01828 6.01828,-6.01828 z"
-       id="path7826"
-       style="color:#000000;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:medium;line-height:normal;font-family:sans-serif;font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-feature-settings:normal;text-indent:0;text-align:start;text-decoration:none;text-decoration-line:none;text-decoration-style:solid;text-decoration-color:#000000;letter-spacing:normal;word-spacing:normal;text-transform:none;writing-mode:lr-tb;direction:ltr;text-orientation:mixed;dominant-baseline:auto;baseline-shift:baseline;text-anchor:start;white-space:normal;shape-padding:0;clip-rule:nonzero;display:inline;overflow:visible;visibility:visible;opacity:1;isolation:auto;mix-blend-mode:normal;color-interpolation:sRGB;color-interpolation-filters:linearRGB;solid-color:#000000;solid-opacity:1;vector-effect:none;fill:#2e3436;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:2.00000024;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;color-rendering:auto;image-rendering:auto;shape-rendering:auto;text-rendering:auto;enable-background:new" />
-    <path
-       d="m 788.46174,-219.22515 1.07692,0.75016 V -224 h -1.07692 z"
-       id="path7832"
-       style="display:inline;opacity:1;vector-effect:none;fill:#2e3436;fill-opacity:1;stroke:none;stroke-width:2;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;enable-background:new" />
-    <path
-       d="m 788.93336,-219.82242 -0.47162,0.59727 c 0,0.27987 0.0995,0.51274 0.28523,0.61999 l 2.83039,2.08212 0.66738,-0.8452 z"
-       id="path7838"
-       style="display:inline;opacity:1;vector-effect:none;fill:#2e3436;fill-opacity:1;stroke:none;stroke-width:2;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;enable-background:new" />
-    <path
-       id="rect7824"
-       d="m 781.00018,-227 h 16 v 16 h -16 z"
-       style="color:#bebebe;display:inline;overflow:visible;visibility:visible;opacity:0.51464431;fill:none;stroke:none;stroke-width:3;marker:none;enable-background:accumulate" />
-  </g>
-  <g
-     transform="translate(-539.99998,-140)"
-     style="display:inline"
-     id="layer1" />
-  <g
-     transform="translate(-539.99998,-140)"
-     style="display:inline"
-     id="layer10" />
-  <g
-     transform="translate(-539.99998,-140)"
-     style="display:inline"
-     id="g6387" />
-  <g
-     transform="translate(-539.99998,-140)"
-     style="display:inline"
-     id="layer11" />
-</svg>

data/resources/icons_dev_kit.json

@@ -596,13 +596,6 @@
 			"timer"
 		]
 	},
-	{
-		"name": "clock",
-		"tags": [
-			"time",
-			"clock"
-		]
-	},
 	{
 		"name": "timer-alt",
 		"tags": [