fix: replace posix_madvise/POSIX_MADV_WILLNEED in disk_expert_provider.rs for Android compat

Agent-Logs-Url: https://github.com/evilsocket/cake/sessions/8c7587c9-58e7-4276-80dd-82a6b595cbef

Co-authored-by: evilsocket <86922+evilsocket@users.noreply.github.com>

Author: Copilot

cake-core/src/models/common/disk_expert_provider.rs

@@ -511,10 +511,10 @@ impl ExpertProvider for DiskExpertProvider {
             for name in [&names.gate_proj, &names.up_proj, &names.down_proj] {
                 if let Some((bytes, _, _)) = self.storage.tensor_bytes(name) {
                     unsafe {
-                        libc::posix_madvise(
-                            bytes.as_ptr() as *mut _,
+                        libc::madvise(
+                            bytes.as_ptr() as *mut libc::c_void,
                             bytes.len(),
-                            libc::POSIX_MADV_WILLNEED,
+                            libc::MADV_WILLNEED,
                         );
                     }
                 }