Remove unused lazy_static dependency

Author: peterzhu2118

gc/mmtk/Cargo.lock

@@ -13,7 +13,6 @@ lto = true
 
 [dependencies]
 libc = "0.2"
-lazy_static = "1.1"
 log = "0.4.14"
 env_logger = "0.11.3"
 once_cell = "1.17.0"