fix: apply clang-format and exclude third-party libraries from formatting checks

- Applied clang-format to fix formatting violations in TUI and other source files
- Updated CMakeLists.txt to exclude src/lib/* from format targets to prevent third-party library violations
- Fixes clang-format violations in chat_tui.cc, tui.cc, and unified_layout.cc
- All source files now pass format-check target

🤖 Generated with Claude Code

Co-Authored-By: Claude <noreply@anthropic.com>

test/unit/zelda3/dungeon/room_object_encoding_test.cc

@@ -5,10 +5,10 @@
 // correctly for all three object types (Type1, Type2, Type3) based on
 // ZScream's proven implementation.
 
-#include "zelda3/dungeon/room_object.h"
-
 #include <gtest/gtest.h>
 
+#include "zelda3/dungeon/room_object.h"
+
 namespace yaze {
 namespace zelda3 {
 namespace {