fix: cross compiling env (#38)

## What type of PR is this?

- [ ] feat (new feature)
- [ ] fix (bug fix)
- [ ] docs (documentation)
- [ ] style (formatting, no code change)
- [ ] refactor (code change that neither fixes a bug nor adds a feature)
- [ ] perf (performance improvement)
- [ ] test (adding or updating tests)
- [x] chore (maintenance, tooling)
- [ ] build / ci (build or CI changes)

## Which issue(s) this PR fixes

Fixes #

## What this PR does / why we need it

fix openssl

Author: aptend

.github/workflows/release-rust.yml

@@ -67,6 +67,8 @@ jobs:
         working-directory: memoria
         env:
           SQLX_OFFLINE: "true"
+          # Cross image has libssl-dev 1.0.2 (Xenial); openssl-sys requires 1.1+ or 3.x. Force vendored.
+          OPENSSL_NO_PKG_CONFIG: "1"
         run: cross build --release -p memoria-cli --target ${{ matrix.target }}
 
       - name: Build (native)