add dep:spin, seems to help with bindeps b0rkage

Author: Anatol Ulrich

platforms/x86_64/core/Cargo.toml

@@ -26,6 +26,7 @@ acpi = "4.1.1"
 bootloader_api = { version = "0.11", optional = true }
 embedded-graphics = "0.7.1"
 profont = "0.6.1"
+spin = "0.9.8"
 
 # kernel
 [dependencies.mnemos]