cloudevents#9 Encoders for MQTT

Signed-off-by: Subhobrata Dey <[email protected]>

Author: sbcd90

.github/workflows/rust_tests.yml

@@ -86,7 +86,7 @@ jobs:
       with:
         command: test
         toolchain: ${{ matrix.toolchain }}
-        args: --target ${{ matrix.target }} --workspace
+        args: --target ${{ matrix.target }} --features vendored --workspace
       env:
         CC: musl-gcc
         CXX: g++