drop testGetSystemStats (admin-only endpoint)

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: yulistremovsky-dot

src/test/java/org/databunker/DatabunkerproApiTest.java

@@ -131,18 +131,6 @@ public void testUpdateUser() throws IOException {
         System.out.println("New phone: " + updateData.get("phone"));
     }
 
-    @Test
-    public void testGetSystemStats() throws IOException {
-        if (!serverAvailable) {
-            return;
-        }
-
-        Map<String, Object> result = api.getSystemStats(null);
-        assertNotNull(result);
-        assertEquals("ok", result.get("status"));
-        assertNotNull(result.get("stats"));
-    }
-
     @Test
     public void testGetUserHTMLReport() throws IOException {
         System.out.println("\nTesting user HTML report generation...");