Update sdk_generation.yaml

Author: speakeasybot

.github/workflows/sdk_generation.yaml

@@ -23,7 +23,7 @@ jobs:
       force: ${{ github.event.inputs.force }}
       mode: pr
       set_version: ${{ github.event.inputs.set_version }}
-      speakeasy_version: v1.385.0
+      speakeasy_version: latest
     secrets:
       github_access_token: ${{ secrets.GITHUB_TOKEN }}
       pypi_token: ${{ secrets.PYPI_TOKEN }}