[ci] Update docker_images jobs to use more CPUs for build (#2505)

Author: bmhowe23

.github/workflows/docker_images.yml

@@ -61,7 +61,7 @@ jobs:
         run: |
           if [ -n "$(echo ${{ inputs.platforms }} | grep ',')" ]; then
             # multi-platform builds get no platform tag
-            echo "runner=linux-amd64-cpu8" >> $GITHUB_OUTPUT
+            echo "runner=linux-amd64-cpu16" >> $GITHUB_OUTPUT
             echo "build_docs=${{ inputs.build_docs != 'false' }}" >> $GITHUB_OUTPUT
             is_versioned=${{ github.ref_type == 'tag' || startsWith(github.ref_name, 'releases/') || startsWith(github.ref_name, 'staging/') }}
             has_continuous_deployment=${{ startsWith(github.ref_name, 'experimental/') || github.ref_name == 'main' }}
@@ -71,12 +71,12 @@ jobs:
           elif [ -n "$(echo ${{ inputs.platforms }} | grep -i arm)" ]; then
             platform_tag=`echo ${{ inputs.platforms }} | sed 's/linux\///g' | tr -d ' '`
             echo "platform_tag=$platform_tag" >> $GITHUB_OUTPUT
-            echo "runner=linux-arm64-cpu8" >> $GITHUB_OUTPUT
+            echo "runner=linux-arm64-cpu16" >> $GITHUB_OUTPUT
             echo "build_docs=${{ inputs.build_docs == 'true' }}" >> $GITHUB_OUTPUT
           else
             platform_tag=`echo ${{ inputs.platforms }} | sed 's/linux\///g' | tr -d ' '`
             echo "platform_tag=$platform_tag" >> $GITHUB_OUTPUT
-            echo "runner=linux-amd64-cpu8" >> $GITHUB_OUTPUT
+            echo "runner=linux-amd64-cpu16" >> $GITHUB_OUTPUT
             echo "build_docs=${{ inputs.build_docs != 'false' }}" >> $GITHUB_OUTPUT
           fi