Add comprehensive YAZE Overworld Testing Guide and test scripts

- Introduced a detailed documentation guide for testing the YAZE overworld implementation, covering unit tests, integration tests, end-to-end tests, and golden data validation.
- Added a new script to orchestrate the complete testing workflow, including building the golden data extractor, running tests, and generating reports.
- Implemented new test files for end-to-end testing and integration testing, ensuring compatibility with ZScream logic and validating overworld data integrity.
- Enhanced the Overworld class with additional methods for expanded tile and entrance handling, improving test coverage and functionality.

test/unit/zelda3/CMakeLists.txt

@@ -0,0 +1,24 @@
+# Add golden data extractor tool
+add_executable(overworld_golden_data_extractor
+  overworld_golden_data_extractor.cc
+)
+
+target_link_libraries(overworld_golden_data_extractor
+  yaze_core
+  ${CMAKE_THREAD_LIBS_INIT}
+)
+
+# Add vanilla values extractor tool
+add_executable(extract_vanilla_values
+  extract_vanilla_values.cc
+)
+
+target_link_libraries(extract_vanilla_values
+  yaze_core
+  ${CMAKE_THREAD_LIBS_INIT}
+)
+
+# Install tools to bin directory
+install(TARGETS overworld_golden_data_extractor extract_vanilla_values
+  DESTINATION bin
+)