vendor Catch2 and ETL

contrib/fsfw_contrib/Catch2-3.7.1/tools/scripts/buildAndTest.cmd

@@ -0,0 +1,16 @@
+rem Start at the root of the Catch project directory, for example:
+rem cd Catch2
+
+rem begin-snippet: catch2-build-and-test-win
+rem 1. Regenerate the amalgamated distribution
+python tools\scripts\generateAmalgamatedFiles.py
+
+rem 2. Configure the full test build
+cmake -B debug-build -S . -DCMAKE_BUILD_TYPE=Debug --preset all-tests
+
+rem 3. Run the actual build
+cmake --build debug-build
+
+rem 4. Run the tests using CTest
+ctest -j 4 --output-on-failure -C Debug --test-dir debug-build
+rem end-snippet