chore: hide graphql-codegen within PR previews

Signed-off-by: Adam Setch <[email protected]>

Author: setchy

.gitattributes

@@ -1,4 +1,9 @@
-# Snapshots are taken by our test suite and used to determine regressions.
-# We don't need to review their code in PRs, so treat them as auto-generated.
+# Define auto-generated file patterns to hide within GitHub's PR diff/file preview.
 # https://docs.github.com/en/repositories/working-with-files/managing-files/customizing-how-changed-files-appear-on-github
+
+
+# Snapshots are taken by our test suite and used to determine regressions.
 *.snap linguist-generated=true
+
+# GraphQL Codegen outputs
++ src/renderer/utils/api/graphql/generated/**/*.ts linguist-generated=true