Upgrade pipeline to use bullseye. (#58)

Why I did it
GNMI native write needs to use bullseye as build environment.

How I did it
Upgrade pipeline to use bullseye.

How to verify it
PR checker should pass.

azure-pipelines.yml

@@ -40,7 +40,7 @@ stages:
  DIFF_COVER_WORKING_DIRECTORY: $(System.DefaultWorkingDirectory)/sonic-gnmi
 
  container:
- image: sonicdev-microsoft.azurecr.io:443/sonic-slave-buster:latest
+ image: sonicdev-microsoft.azurecr.io:443/sonic-slave-bullseye:latest
 
  steps:
  - checkout: self
@@ -87,24 +87,25 @@ stages:
  sudo service redis-server start
 
  # LIBYANG
- sudo dpkg -i ../target/debs/buster/libyang*1.0.73*.deb
+ sudo dpkg -i ../target/debs/bullseye/libyang*1.0.73*.deb
  displayName: "Install dependency"
 
  - script: |
  # LIBSWSSCOMMON
  sudo apt-get -y purge libhiredis-dev libnl-3-dev libnl-route-3-dev
- sudo dpkg -i ../target/debs/buster/libnl-3-200_*.deb
- sudo dpkg -i ../target/debs/buster/libnl-genl-3-200_*.deb
- sudo dpkg -i ../target/debs/buster/libnl-route-3-200_*.deb
- sudo dpkg -i ../target/debs/buster/libnl-nf-3-200_*.deb
- sudo dpkg -i ../target/debs/buster/libhiredis0.14_*.deb
+ sudo dpkg -i ../target/debs/bullseye/libnl-3-200_*.deb
+ sudo dpkg -i ../target/debs/bullseye/libnl-genl-3-200_*.deb
+ sudo dpkg -i ../target/debs/bullseye/libnl-route-3-200_*.deb
+ sudo dpkg -i ../target/debs/bullseye/libnl-nf-3-200_*.deb
+ sudo dpkg -i ../target/debs/bullseye/libhiredis0.14_*.deb
+ sudo dpkg -i ../target/debs/bullseye/libhiredis-dev_*.deb
  displayName: "Install libswsscommon dependencies"
 
  - script: |
  set -ex
  # Install .NET CORE
  curl -sSL https://packages.microsoft.com/keys/microsoft.asc | sudo apt-key add -
- sudo apt-add-repository https://packages.microsoft.com/debian/10/prod
+ sudo apt-add-repository https://packages.microsoft.com/debian/11/prod
  sudo apt-get update
  sudo apt-get install -y dotnet-sdk-5.0
  displayName: "Install .NET CORE"
@@ -114,7 +115,7 @@ stages:
  source: specific
  project: build
  pipeline: Azure.sonic-swss-common
- artifact: sonic-swss-common
+ artifact: sonic-swss-common.bullseye.amd64
  runVersion: 'latestFromBranch'
  runBranch: 'refs/heads/master'
  displayName: "Download sonic-swss-common"