ci: Stop ignoring .lock files in typos config explicitly
Typos now ignores .lock files automatically without any configuration.
@@ -14,4 +14,4 @@ thead = "thead"
[files]
# Our json files contain a bunch of base64 encoded ed25519 keys which aren't
# automatically ignored, we ignore them here.
-extend-exclude = ["*.json", "*.lock"]
+extend-exclude = ["*.json"]
