Add journald support to Promtail amd64 binary builds (#9095)

**What this PR does / why we need it**:

Previously, in #8131, we enabled
journald support for Promtail arm/arm64 binary builds but not amd64.

**Which issue(s) this PR fixes**:

- #9060

**Special notes for your reviewer**:

N/A

**Checklist**
- [x] Reviewed the
[`CONTRIBUTING.md`](https://github.com/grafana/loki/blob/main/CONTRIBUTING.md)
guide (**required**)
- [ ] Documentation added
- [ ] Tests updated
- [ ] `CHANGELOG.md` updated
- [ ] Changes that require user attention or interaction to upgrade are
documented in `docs/sources/upgrading/_index.md`

---------

Signed-off-by: JordanRushing <[email protected]>
Co-authored-by: Trevor Whitney <[email protected]>

Makefile

@@ -270,7 +270,7 @@ dist: clean
 	CGO_ENABLED=0 $(GOX) -osarch="darwin/amd64 darwin/arm64 windows/amd64 windows/386 freebsd/amd64" ./clients/cmd/promtail
 	PKG_CONFIG_PATH="/usr/lib/aarch64-linux-gnu/pkgconfig" CC="aarch64-linux-gnu-gcc" $(CGO_GOX)  -tags promtail_journal_enabled  -osarch="linux/arm64" ./clients/cmd/promtail
 	PKG_CONFIG_PATH="/usr/lib/arm-linux-gnueabihf/pkgconfig" CC="arm-linux-gnueabihf-gcc" $(CGO_GOX)  -tags promtail_journal_enabled  -osarch="linux/arm" ./clients/cmd/promtail
-	CGO_ENABLED=1 $(CGO_GOX) -osarch="linux/amd64" ./clients/cmd/promtail
+	CGO_ENABLED=1 $(CGO_GOX)  -tags promtail_journal_enabled  -osarch="linux/amd64" ./clients/cmd/promtail
 	for i in dist/*; do zip -j -m $$i.zip $$i; done
 	pushd dist && sha256sum * > SHA256SUMS && popd