Update build pipeline to build for Bullseye

With the merge of sonic-net/sonic-buildimage#13294, docker-sonic-vs is
now based on Bullseye. Switch to building for Bullseye to match that
change.

Signed-off-by: Saikrishna Arcot <sarcot@microsoft.com>

Author: saiarcot895

.azure-pipelines/build-template.yml

@@ -74,21 +74,18 @@ jobs:
       sudo apt-get update
       sudo apt-get install -qq -y \
         qtbase5-dev \
-        libdbus-glib-1-2 \
         libdbus-glib-1-dev \
         libpcsclite-dev \
         docbook-to-man \
         docbook-utils \
         aspell-en \
-        libhiredis0.14 \
         libhiredis-dev \
         libnl-3-dev \
         libnl-genl-3-dev \
         libnl-route-3-dev \
         libnl-nf-3-dev \
         libnl-cli-3-dev \
-        swig3.0 \
-        libpython2.7-dev \
+        swig4.0 \
         libzmq5 \
         libzmq3-dev \
         autoconf-archive
@@ -161,7 +158,7 @@ jobs:
       if [ '${{ parameters.asan }}' == True ]; then
          extraflags='--enable-asan'
       fi
-      DEB_BUILD_OPTIONS=nocheck fakeroot debian/rules DEB_CONFIGURE_EXTRA_FLAGS=$extraflags CFLAGS="" CXXFLAGS="" binary-syncd-vs
+      DEB_BUILD_OPTIONS=nocheck fakeroot debian/rules DEB_CONFIGURE_EXTRA_FLAGS=$extraflags DEB_BUILD_PROFILES=nopython2 CFLAGS="" CXXFLAGS="" binary-syncd-vs
       mv ../*.deb .
     displayName: "Compile sonic sairedis with coverage enabled"
   - script: |

azure-pipelines.yml

@@ -37,7 +37,7 @@ resources:
 parameters:
   - name: debian_version
     type: string
-    default: buster
+    default: bullseye
 variables:
   - name: BUILD_BRANCH
     ${{ if eq(variables['Build.Reason'], 'PullRequest') }}: