License update

Cargo.toml

@@ -1,10 +1,10 @@
 [package]
 name = "pastebin-cli"
-version = "0.1.2"
+version = "0.1.3"
 edition = "2021"
 description = "A simple CLI for pastebin.com"
 authors = ["Tilo K"]
-license = "MIT"
+license = "GNU AGPLv3"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html