ci: [refactor] Base nowallet task on --preset=dev-mode

This makes it clearer what pieces are disabled over the full dev-mode.

The wallet remains explicitly disabled.

ci/test/00_setup_env_native_nowallet.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+#
+# Copyright (c) 2019-present The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+export LC_ALL=C.UTF-8
+
+export CONTAINER_NAME=ci_native_nowallet
+export CI_IMAGE_NAME_TAG="mirror.gcr.io/ubuntu:24.04"
+# Use minimum supported python3.10 (or best-effort 3.12) and clang-17, see doc/dependencies.md
+export PACKAGES="python3-zmq python3-pip clang-17 llvm-17 libc++abi-17-dev libc++-17-dev"
+export PIP_PACKAGES="--break-system-packages pycapnp"
+export DEP_OPTS="NO_WALLET=1 CC=clang-17 CXX='clang++-17 -stdlib=libc++'"
+export GOAL="install"
+export BITCOIN_CONFIG="\
+  --preset=dev-mode \
+  -DREDUCE_EXPORTS=ON \
+  -DENABLE_WALLET=OFF \
+"