🚀 Update all icons to new standard

ℹ️ This commit updates the sizes of all icons to match the new standard, ensuring consistency throughout the project. The new sizes were determined after careful consideration and testing to improve the overall user experience. All icons have also gotten a SVG counterpart if possible.

svg/mqtt.svg

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 24.3.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.2" baseProfile="tiny" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px"
+	 y="0px" viewBox="0 0 320 320" overflow="visible" xml:space="preserve">
+<g id="black_bg" display="none">
+	<rect display="inline" width="320" height="320"/>
+</g>
+<g id="logos">
+	<g>
+		<path fill="#660066" d="M7.1,180.6v117.1c0,8.4,6.8,15.3,15.3,15.3H142C141,239.8,80.9,180.7,7.1,180.6z"/>
+		<path fill="#660066" d="M7.1,84.1v49.8c99,0.9,179.4,80.7,180.4,179.1h51.7C238.2,186.6,134.5,84.2,7.1,84.1z"/>
+		<path fill="#660066" d="M312.9,297.6V193.5C278.1,107.2,207.3,38.9,119,7.1H22.4c-8.4,0-15.3,6.8-15.3,15.3v15
+			c152.6,0.9,276.6,124,277.6,275.6h13C306.1,312.9,312.9,306.1,312.9,297.6z"/>
+		<path fill="#660066" d="M272.6,49.8c14.5,14.4,28.6,31.7,40.4,47.8V22.4c0-8.4-6.8-15.3-15.3-15.3h-77.3
+			C238.4,19.7,256.6,33.9,272.6,49.8z"/>
+	</g>
+</g>
+</svg>