feat(sync): use regclient for sync extension (#2903)

* feat(sync): use regclient for sync extension

replaced containers/image package with regclient/regclient package

Signed-off-by: Eusebiu Petu <petu.eusebiu@gmail.com>

* fix(sync): fixed converting innner docker list mediatype

Signed-off-by: Eusebiu Petu <petu.eusebiu@gmail.com>

* feat(sync): added option to preserve digest

Signed-off-by: Eusebiu Petu <petu.eusebiu@gmail.com>

* fix(sync): added coverage and various fixes

Signed-off-by: Eusebiu Petu <petu.eusebiu@gmail.com>

* fix(metadb): fixed converting manifest list not setting platform and annotations

Signed-off-by: Eusebiu Petu <petu.eusebiu@gmail.com>

* fix(sync): remove read lock on storage, not used concurrently

Signed-off-by: Eusebiu Petu <petu.eusebiu@gmail.com>

* feat(sync): added cache for repo tags

Signed-off-by: Eusebiu Petu <petu.eusebiu@gmail.com>

* fix(sync): fixed Makefile
removed opengpg tag

Signed-off-by: Eusebiu Petu <petu.eusebiu@gmail.com>

* fix(sync): add test for on demand referrer

Signed-off-by: Eusebiu Petu <petu.eusebiu@gmail.com>

---------

Signed-off-by: Eusebiu Petu <petu.eusebiu@gmail.com>

.github/workflows/codeql-analysis.yml

@@ -39,7 +39,7 @@ jobs:
         # https://docs.github.com/en/free-pro-team@latest/github/finding-security-vulnerabilities-and-errors-in-your-code/configuring-code-scanning#changing-the-languages-that-are-analyzed
     env:
       CGO_ENABLED: 0
-      GOFLAGS: "-tags=sync,search,scrub,metrics,userprefs,mgmt,imagetrust,containers_image_openpgp"
+      GOFLAGS: "-tags=sync,search,scrub,metrics,userprefs,mgmt,imagetrust"
 
     steps:
     - name: Checkout repository