lanzatool: add walkdir dependency

rust/lanzatool/Cargo.lock

@@ -224,6 +224,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tempfile",
+ "walkdir",
 ]
 
 [[package]]
@@ -337,6 +338,15 @@ version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4501abdff3ae82a1c1b477a17252eb69cee9e66eb915c1abaa4f44d873df9f09"
 
+[[package]]
+name = "same-file"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "93fc1dc3aaa9bfed95e02e6eadabb4baf7e3078b0bd1b4d7b6b0b68378900502"
+dependencies = [
+ "winapi-util",
+]
+
 [[package]]
 name = "scroll"
 version = "0.11.0"
@@ -452,6 +462,17 @@ version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
+[[package]]
+name = "walkdir"
+version = "2.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "808cf2735cd4b6866113f648b791c6adc5714537bc222d9347bb203386ffda56"
+dependencies = [
+ "same-file",
+ "winapi",
+ "winapi-util",
+]
+
 [[package]]
 name = "winapi"
 version = "0.3.9"

rust/lanzatool/Cargo.toml

@@ -16,3 +16,4 @@ tempfile = "3.3.0"
 blake3 = "1.3.3"
 # TODO: wait for a upstream release and pin it.
 bootspec = { git = "https://github.com/DeterminateSystems/bootspec" }
+walkdir = "2.3.2"