Enable withdrawals features in Capella docker images (#3805)

.github/workflows/docker.yml

@@ -66,6 +66,7 @@ jobs:
             DOCKER_CLI_EXPERIMENTAL: enabled
             VERSION: ${{ needs.extract-version.outputs.VERSION }}
             VERSION_SUFFIX: ${{ needs.extract-version.outputs.VERSION_SUFFIX }}
+            CROSS_FEATURES: withdrawals,withdrawals-processing
         steps:
             - uses: actions/checkout@v3
             - name: Update Rust

lcli/Dockerfile

@@ -1,7 +1,7 @@
 # `lcli` requires the full project to be in scope, so this should be built either:
 #  - from the `lighthouse` dir with the command: `docker build -f ./lcli/Dockerflie .`
 #  - from the current directory with the command: `docker build -f ./Dockerfile ../`
-FROM rust:1.62.1-bullseye AS builder
+FROM rust:1.65.0-bullseye AS builder
 RUN apt-get update && apt-get -y upgrade && apt-get install -y cmake libclang-dev protobuf-compiler
 COPY . lighthouse
 ARG PORTABLE