Update coverage workflow to include installation of duckduckgo_search and knowledge dependencies from praisonai-agents

Author: MervinPraison

.github/workflows/coverage.yml

@@ -31,7 +31,10 @@ jobs:
         run: |
           cd src/praisonai
           uv pip install --system ."[ui,gradio,api,agentops,google,openai,anthropic,cohere,chat,code,realtime,call,crewai,autogen]"
+          uv pip install --system duckduckgo_search
           uv pip install --system pytest pytest-cov pytest-asyncio
+          # Install knowledge dependencies from praisonai-agents
+          uv pip install --system "praisonaiagents[knowledge]"
 
       - name: Set environment variables
         run: |