chore: test cases added - draft

Author: ArathyKumar

elements/pf-search-input/pf-search-input.ts

@@ -188,7 +188,6 @@ export class PfSearchInput extends LitElement {
           </div>
           <pf-text-input 
             icon="search" 
-            accessible-label="search" 
             id="toggle-input"
             ?disabled="${disabled}"
             @keydown=${this.#onSearchInput}
@@ -203,9 +202,10 @@ export class PfSearchInput extends LitElement {
           >
             <pf-icon size="md" icon="close" set="patternfly">close</pf-icon>
           </pf-button>
-          <div class="visually-hidden" id="toggle-button"></div>
+          <button aria-label="toggle button" inert class="visually-hidden" id="toggle-button"></button>
         </div>
         <div 
+        
           id="listbox-container"
           ?hidden="${!expanded}"
           style="${styleMap({