Merge #58

58: Update rust Docker tag to v1.36 r=mythmon a=renovate[bot]

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| rust | stage | minor | `1.34-slim-stretch` -> `1.36-slim-stretch` |

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Dockerfile

@@ -1,4 +1,4 @@
-FROM rust:1.34-slim-stretch as build
+FROM rust:1.36-slim-stretch as build
 RUN apt-get update && \
     apt-get install -y --no-install-recommends \
     pkg-config curl libssl-dev