Update sysinfo to fix compilation on Windows (#5338)

substrate/Cargo.lock

@@ -7966,9 +7966,9 @@ dependencies = [
 
 [[package]]
 name = "sysinfo"
-version = "0.11.7"
+version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e15d793f059727ad34a9245503c13b38262bb32e9906d8122ca64d6ca54b0858"
+checksum = "7ccb41798287e8e299a701b5560d886d6ca2c3e7115e9ea2cb68c123aec339b7"
 dependencies = [
  "cfg-if",
  "doc-comment",

substrate/client/service/Cargo.toml

@@ -31,7 +31,7 @@ wasm-timer = "0.2"
 exit-future = "0.2.0"
 serde = "1.0.101"
 serde_json = "1.0.41"
-sysinfo = "0.11.7"
+sysinfo = "0.12.0"
 target_info = "0.1.0"
 sc-keystore = { version = "2.0.0-alpha.4", path = "../keystore" }
 sp-io = { version = "2.0.0-alpha.4", path = "../../primitives/io" }