Fix formatting of polarity label in main.html

Author: Bujee415

msdial/main.html

@@ -1162,7 +1162,7 @@
 							<span class="iconAwesome">&#xf360;</span> <a href="https://pubs.acs.org/doi/10.1021/jasms.5c00329">CleaD spectral library</a>
 						</div>
 						<div class="labelPolarity">
-							<span class="iconAwesome">&#xf056;</span><span class="iconAwesome">&#xf055;</span>EAD, CID-MS/MS
+							EAD, CID-MS/MS
 						</div>
 						<div class="labelRecords">9,220</div>
 						<div class="labelUnit">records</div>