fix(ci): use apt install to handle .deb dependencies in test step

apt install automatically resolves and installs dependencies,
unlike dpkg -i which fails if dependencies are missing.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: cfsmp3

.github/workflows/build_deb.yml

@@ -249,8 +249,9 @@ jobs:
             PKG_NAME="ccextractor-${VARIANT}_${VERSION}_amd64"
           fi
 
-          # Install and test
-          sudo dpkg -i ${PKG_NAME}.deb
+          # Install and test (apt handles dependencies automatically)
+          sudo apt-get update
+          sudo apt-get install -y ./${PKG_NAME}.deb
           ccextractor --version
 
       - name: Get .deb filename