[yeti theme] Remove duplicate color hex sign

theme/yeti.css

@@ -59,7 +59,7 @@
   color: #9fb96e;
 }
 .cm-s-yeti span.cm-atom {
-  color:##a074c4;
+  color: #a074c4;
 }
 .cm-s-yeti span.cm-meta {
   color: #96c0d8;
@@ -83,4 +83,4 @@
   color: #96c0d8;
 }
 .cm-s-yeti .CodeMirror-activeline-background {background: #E7E4E0 !important;}
-.cm-s-yeti .CodeMirror-matchingbracket { text-decoration: underline;}
\ No newline at end of file
+.cm-s-yeti .CodeMirror-matchingbracket { text-decoration: underline;}