Hide preloaded token values while searching

Hides preloaded token values within BaseToken while
search is active.

app/assets/javascripts/vue_shared/components/filtered_search_bar/tokens/base_token.vue

@@ -184,7 +184,7 @@ export default {
         <gl-dropdown-divider />
       </template>
       <slot
-        v-if="preloadedTokenValues.length"
+        v-if="preloadedTokenValues.length && !searchKey"
         name="token-values-list"
         :token-values="preloadedTokenValues"
       ></slot>

spec/frontend/vue_shared/components/filtered_search_bar/tokens/author_token_spec.js

@@ -290,6 +290,14 @@ describe('AuthorToken', () => {
         expect(firstSuggestion).toContain('Administrator');
         expect(firstSuggestion).toContain('@root');
       });
+
+      it('does not show current user while searching', async () => {
+        wrapper.findComponent(BaseToken).vm.handleInput({ data: 'foo' });
+
+        await wrapper.vm.$nextTick();
+
+        expect(wrapper.findComponent(GlFilteredSearchSuggestion).exists()).toBe(false);
+      });
     });
   });
 });