fix: Use workspacePath from instance if available in CodeIndexManager and QdrantVectorStore#6901

NaccOll wants to merge 2 commits intoRooCodeInc:mainRooCodeInc/Roo-Code:mainfrom

NaccOll:hotfix-multiple-fold-workspace-qdrantNaccOll/Roo-Code:hotfix-multiple-fold-workspace-qdrantCopy head branch name to clipboard