Address reviewer feedback

ee/app/assets/javascripts/analytics/productivity_analytics/components/metric_chart.vue

@@ -89,9 +89,7 @@ export default {
     <h5 v-if="title">{{ title }}</h5>
     <gl-loading-icon v-if="isLoading" size="md" class="my-4 py-4" />
     <template v-else>
-      <gl-alert v-if="infoMessage" :dismissible="false">
-        {{ infoMessage }}
-      </gl-alert>
+      <gl-alert v-if="infoMessage" :dismissible="false">{{ infoMessage }}</gl-alert>
       <template v-else>
         <gl-deprecated-dropdown
           v-if="hasMetricTypes"

ee/spec/frontend/analytics/productivity_analytics/components/__snapshots__/metric_chart_spec.js.snap

@@ -13,9 +13,7 @@ exports[`MetricChart component template when isLoading is false and chart data i
     title=""
     variant="info"
   >
-    
     There is no data available. Please change your selection.
-    
   </gl-alert-stub>
 </div>
 `;

ee/spec/frontend/analytics/productivity_analytics/components/metric_chart_spec.js

@@ -101,7 +101,7 @@ describe('MetricChart component', () => {
 
         describe('and there is no error', () => {
           it('shows a "no data" info text', () => {
-            expect(findInfoMessage().text()).toContain(
+            expect(findInfoMessage().text()).toBe(
               'There is no data available. Please change your selection.',
             );
           });
@@ -111,7 +111,7 @@ describe('MetricChart component', () => {
           it('shows a "too much data" info text', () => {
             factory({ isLoading, chartData: [], errorCode: httpStatusCodes.INTERNAL_SERVER_ERROR });
 
-            expect(findInfoMessage().text()).toContain(
+            expect(findInfoMessage().text()).toBe(
               'There is too much data to calculate. Please change your selection.',
             );
           });