feat: add formal properties for sysctrl and update related files

- Introduced  to define formal properties for the sysctrl module.
- Updated  to include new formal properties and source files.
- Renamed  to  in the bus module and created a new  file.
- Implemented a testbench for  in .
- Removed the obsolete  test file.
- Updated test scripts to reference the new  instead of the old RAM module.
- Adjusted various test files to ensure compatibility with the new structure and naming conventions.

tests/test_memory_map.py

@@ -121,7 +121,7 @@ def test_bus_fault_responder_handles_reserved_and_unmapped_addresses(tmp_path: P
                 str(ROOT / "rtl/mini/top/soc_ribl2rib.sv"),
                 str(ROOT / "rtl/mini/top/soc_rib2ribp.sv"),
                 str(ROOT / "rtl/mini/top/soc_rib_error_slave.sv"),
-                str(ROOT / "rtl/mini/top/soc_rib_ram.sv"),
+                str(ROOT / "rtl/mini/top/soc_rib2ram.sv"),
                 str(ROOT / "rtl/mini/top/bus.sv"),
                 str(ROOT / "tests/rtl/bus_fault_tb.sv"),
                 "",