fix(singlestat): align width for gauge settings

public/app/plugins/panel/singlestat/editor.html

@@ -104,10 +104,10 @@
 
   <div class="section gf-form-group">
     <h5 class="section-heading">Gauge</h5>
-    <gf-form-switch class="gf-form" label-class="width-10" label="Show" checked="ctrl.panel.gauge.show" on-change="ctrl.render()"></gf-form-switch>
+    <gf-form-switch class="gf-form" label-class="width-8" label="Show" checked="ctrl.panel.gauge.show" on-change="ctrl.render()"></gf-form-switch>
     <div ng-if="ctrl.panel.gauge.show">
       <div class="gf-form">
-        <label class="gf-form-label width-10">Min</label>
+        <label class="gf-form-label width-8">Min</label>
         <input type="number" class="gf-form-input width-6" placeholder="0" data-placement="right" ng-model="ctrl.panel.gauge.minValue" ng-change="ctrl.refresh()" ng-model-onblur>
         <label class="gf-form-label alert-state-critical" ng-show="ctrl.invalidGaugeRange">
           &nbsp; <i class="fa fa-warning"></i>
@@ -115,7 +115,7 @@
         </label>
       </div>
       <div class="gf-form">
-        <label class="gf-form-label width-10">Max</label>
+        <label class="gf-form-label width-8">Max</label>
         <input type="number" class="gf-form-input width-6" placeholder="0" data-placement="right" ng-model="ctrl.panel.gauge.maxValue" ng-change="ctrl.refresh()" ng-model-onblur>
       </div>
       <gf-form-switch class="gf-form" label-class="width-10" label="Threshold labels" checked="ctrl.panel.gauge.thresholdLabels" on-change="ctrl.render()"></gf-form-switch>