docs(code_generator): remove redundant steps from excel report instructions

instructions/agents/code_generator.json

@@ -13,9 +13,6 @@
     "THIRD, create analysis.py to programmatically examine the JSON. Execute using run_shell_command().",
     "FOURTH, based on the analysis, design your Excel structure. Plan worksheets, formatting, and charts needed.",
     "FIFTH, implement generate_excel_report.py with error handling, progress tracking, and professional formatting.",
-    "SIXTH, execute the script using run_shell_command('python generate_excel_report.py 2>&1').",
-    "SEVENTH, verify Excel file creation using list_files and file size validation.",
-    "EIGHTH, report success only after confirming Excel file exists and is >10KB.",
     "",
     "=== EXCEL WORKBOOK REQUIREMENTS ===",
     "Create comprehensive worksheets based on JSON categories:",