style(icons): apply reviewed icon set

assets/icons/array_rect.svg

@@ -24,7 +24,7 @@
      inkscape:deskcolor="#505050"
      inkscape:zoom="11.265625"
      inkscape:cx="31.955617"
-     inkscape:cy="35.106796"
+     inkscape:cy="32.976422"
      inkscape:window-width="1920"
      inkscape:window-height="939"
      inkscape:window-x="0"
@@ -32,44 +32,44 @@
      inkscape:window-maximized="1"
      inkscape:current-layer="svg9" />
   <rect
-     x="1.2610123"
-     y="1.2610123"
-     width="8.234643"
-     height="8.4010792"
-     rx="0.82346433"
+     x="1.3333355"
+     y="1.3333355"
+     width="8.8888874"
+     height="8.8888874"
+     rx="0.88888872"
      stroke="#4cc9f0"
      stroke-width="2.66667"
      fill="none"
      id="rect1"
-     style="stroke:#e1e1e1;stroke-width:2.25;stroke-dasharray:none;stroke-opacity:1" />
+     style="stroke:#B4B6B9;stroke-opacity:1;stroke-width:2.25;stroke-dasharray:none" />
   <rect
-     x="14.131822"
-     y="1.2879349"
-     width="8.5802431"
-     height="8.480382"
-     rx="0.8580243"
+     x="13.777777"
+     y="1.3333355"
+     width="8.8888874"
+     height="8.8888874"
+     rx="0.88888872"
      stroke="#4cc9f0"
      stroke-width="2.66667"
      fill="none"
      id="rect2"
      style="stroke-width:2.25;stroke-dasharray:none" />
   <rect
-     x="14.096809"
-     y="14.296533"
-     width="8.6169815"
-     height="8.4172583"
-     rx="0.86169809"
+     x="13.777778"
+     y="13.777778"
+     width="8.8888874"
+     height="8.8888874"
+     rx="0.88888872"
      stroke="#4cc9f0"
      stroke-width="2.66667"
      fill="none"
      id="rect3"
      style="stroke-width:2.25;stroke-dasharray:none" />
   <rect
-     x="1.2694525"
-     y="14.379637"
-     width="8.4174852"
-     height="8.3509111"
-     rx="0.84174854"
+     x="1.3333355"
+     y="13.777778"
+     width="8.8888874"
+     height="8.8888874"
+     rx="0.88888872"
      stroke="#4cc9f0"
      stroke-width="2.66667"
      fill="none"