Update requirements specification for clarity and completeness

Author: andre-stefanov

ROADMAP.md

@@ -18,7 +18,7 @@
 
 ### 1.1 Zephyr RTOS Platform Setup
 **🔴 priority:critical**  
-**Requirements:** REQ-SYS-001, REQ-SYS-002, REQ-SYS-003, REQ-HW-001, REQ-HW-002, REQ-HW-003
+**Requirements:** REQ-SYS-001, REQ-SYS-002, REQ-SYS-003, REQ-HW-001, REQ-HW-002
 
 **Description:** Establish the foundational Zephyr RTOS platform with primary hardware support and development environment.
 
@@ -28,7 +28,6 @@
 - [ ] **REQ-SYS-003**: UART communication interface operational
 - [ ] **REQ-HW-001**: MKS Robin Nano (STM32F407xx) board support functional  
 - [ ] **REQ-HW-002**: native_sim platform support for development/testing
-- [ ] **REQ-HW-003**: STM32F407xx microcontroller family support verified
 
 **Dependencies:** None (foundation)
 

specs/requirements.md

@@ -45,8 +45,6 @@ OpenAstroFirmware SHALL provide telescope mount control capabilities including:
 
 **REQ-HW-002:** The system SHALL provide native simulation capabilities for development and testing, and SHALL support the Zephyr native_sim platform to enable these capabilities.
 
-**REQ-HW-003:** The system SHALL support STM32F407xx microcontroller family.
-
 **REQ-HW-004:** When multiple hardware variations are present, the system SHALL support all variations through compile-time configuration.
 
 ### 2.3 Hardware Extensibility Requirements