[ImgBot] Optimize images (#106)

*Total -- 679.91kb -> 129.48kb (80.96%)

/apps/desktop/resources/icon.png -- 320.89kb -> 52.74kb (83.56%)
/apps/desktop/build/icon.png -- 320.89kb -> 52.74kb (83.56%)
/assets/tembo-dark.png -- 18.86kb -> 11.37kb (39.71%)
/assets/tembo-light.png -- 18.89kb -> 12.28kb (34.99%)
/apps/docs/public/favicon.svg -- 0.37kb -> 0.34kb (6.86%)

Signed-off-by: ImgBotApp <ImgBotHelp@gmail.com>
Co-authored-by: ImgBotApp <ImgBotHelp@gmail.com>

apps/docs/public/favicon.svg

@@ -1,8 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" fill="none">
-  <rect width="32" height="32" rx="8" fill="#22d3ee"/>
-  <g stroke="#0a0a0b" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
-    <ellipse cx="16" cy="9" rx="8" ry="3"/>
-    <path d="M8 9v14c0 1.66 3.58 3 8 3s8-1.34 8-3V9"/>
-    <path d="M8 16c0 1.66 3.58 3 8 3s8-1.34 8-3"/>
-  </g>
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 32 32"><rect width="32" height="32" fill="#22d3ee" rx="8"/><g stroke="#0a0a0b" stroke-linecap="round" stroke-linejoin="round" stroke-width="2"><ellipse cx="16" cy="9" rx="8" ry="3"/><path d="M8 9v14c0 1.66 3.58 3 8 3s8-1.34 8-3V9"/><path d="M8 16c0 1.66 3.58 3 8 3s8-1.34 8-3"/></g></svg>