Add licenses to crates that didn't have them

ffi-errors/Cargo.toml

@@ -2,6 +2,7 @@
 name = "libloot-ffi-errors"
 version = "0.26.1"
 edition = "2024"
+license = "GPL-3.0-or-later"
 
 [dependencies]
 libloot = { path = ".." }

nodejs/Cargo.toml

@@ -2,6 +2,7 @@
 edition = "2021"
 name = "libloot-nodejs"
 version = "0.26.1"
+license = "GPL-3.0-or-later"
 
 [lib]
 crate-type = ["cdylib"]

parameterized-test/Cargo.toml

@@ -2,6 +2,7 @@
 name = "parameterized-test"
 version = "0.1.0"
 edition = "2024"
+license = "MIT"
 
 [dependencies]
 proc-macro2 = "1.0.95"

python/Cargo.toml

@@ -2,6 +2,7 @@
 name = "libloot_python"
 version = "0.26.1"
 edition = "2024"
+license = "GPL-3.0-or-later"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 [lib]