Add missing LICENSE file to `ollama` crate (#12943)

Marshall Bowers created 

This PR adds a missing LICENSE file to the recently-added `ollama`
crate.

Also added the missing `lints.workspace = true` to the `Cargo.toml`.

Release Notes:

- N/A

Change summary

crates/ollama/Cargo.toml  | 3 +++
crates/ollama/LICENSE-GPL | 1 +
2 files changed, 4 insertions(+)

Detailed changes

crates/ollama/Cargo.toml 🔗 

@@ -5,6 +5,9 @@ edition = "2021"
 publish = false
 license = "GPL-3.0-or-later"
 
+[lints]
+workspace = true
+
 [lib]
 path = "src/ollama.rs"