Bump libloading to 0.8

Author: sthibaul

src/tools/miri/Cargo.lock

@@ -409,12 +409,12 @@ dependencies = [
 
 [[package]]
 name = "libloading"
-version = "0.7.4"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b67380fd3b2fbe7527a606e18729d21c6f3951633d0500574c4dc22d2d638b9f"
+checksum = "d580318f95776505201b28cf98eb1fa5e4be3b689633ba6a3e6cd880ff22d8cb"
 dependencies = [
  "cfg-if",
- "winapi",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]

src/tools/miri/Cargo.toml

@@ -32,7 +32,7 @@ libc = "0.2"
 
 [target.'cfg(target_os = "linux")'.dependencies]
 libffi = "3.2.0"
-libloading = "0.7"
+libloading = "0.8"
 
 [dev-dependencies]
 colored = "2"