Add project text item for dynamic QA selector for new filter

A new filter was introduced by a feature flag
Add text field for dynamic QA selector such that the E2E
test passes when flag is set

ee/app/assets/javascripts/security_dashboard/components/shared/filters/filter_item.vue

@@ -10,7 +10,7 @@ export default {
     },
     text: {
       type: String,
-      required: false,
+      required: true,
       default: '',
     },
   },

ee/app/assets/javascripts/security_dashboard/components/shared/filters/project_filter.vue

@@ -227,6 +227,7 @@ export default {
         v-for="project in selectableProjects"
         :key="project.id"
         :is-checked="isSelected(project.id)"
+        :text="project.name"
         @click="toggleOption(project)"
       >
         <div v-safe-html="highlightSearchTerm(project.name)"></div>

ee/spec/frontend/security_dashboard/components/shared/filters/filter_item_spec.js

@@ -7,6 +7,7 @@ describe('Filter Item component', () => {
 
   const defaultProps = {
     isChecked: false,
+    text: 'filter',
   };
 
   const createWrapper = (props, slotContent = '') => {