fix style

public/app/plugins/datasource/cloudwatch/partials/query.editor.html

@@ -94,7 +94,7 @@
           <i class="fa fa-eye invisible"></i>
         </li>
 
-        <li class="tight-form-item" style="width: 86px">
+        <li class="tight-form-item" style="width: 100px">
           Dimensions
         </li>
         <li ng-repeat="(key, value) in target.dimensions track by $index" class="tight-form-item">
@@ -140,7 +140,7 @@
           <i class="fa fa-eye invisible"></i>
         </li>
 
-        <li class="tight-form-item" style="width: 86px">
+        <li class="tight-form-item" style="width: 100px">
           Statistics
         </li>
         <li class="tight-form-item">