[Remove from minicard comment icon and number of comments

the aggressive red color and big bold serif font style
number](https://github.com/wekan/wekan/commit/bbc68309af0029f2bc4194db4c7e79689f888ea4#commitcomment-34216371).

Thanks to hever and xet7 !

client/components/cards/minicard.styl

@@ -144,14 +144,7 @@
       .badge-text
         vertical-align: middle
         &.badge-comment
-           display: block
-           border-radius: 4px
-           padding: 1px 3px
-           margin-bottom: 0.3rem
-           color: #ff0000
-           background-color: #ffffff
-           font-weight: bold
-           font-size: 11pt
+          margin-bottom: 0.1rem
 
       .badge-text
         font-size: 0.9em