Unfocus search on tap away

Frontend/lib/mih_packages/patient_profile/pat_manager/pat_manager.dart

@@ -48,6 +48,7 @@ class _PatManagerState extends State<PatManager> {
       iconSize: 35,
       onTap: () {
         Navigator.of(context).pop();
+        FocusScope.of(context).unfocus();
       },
     );
   }

Frontend/lib/mih_packages/patient_profile/pat_profile/patient_profile.dart

@@ -42,6 +42,7 @@ class _PatientProfileState extends State<PatientProfile> {
       iconSize: 35,
       onTap: () {
         Navigator.of(context).pop();
+        FocusScope.of(context).unfocus();
       },
     );
   }