Sync grafana/agent:c6fbc923 into grafana/alloy:main #12

* Update loki dep to k190 * port renames * fix loki push api

* Add windows build for boring crypto * add changelog * add details on cngcrypto and fips * put some jsonnet into a function Signed-off-by: erikbaranowski <[email protected]> --------- Signed-off-by: erikbaranowski <[email protected]> Co-authored-by: erikbaranowski <[email protected]>

* fix issue with 64 bit registry * fix issue with 64 bit registry