fix(CI): Fix conanbuild

- Added b2 as requirement, forcing it to use gcc as toolchain
- Add toolchain generator to windows profile for bzip

Closes #273

utils/ci/conan/conanfile.txt

 [requires]
 gtest/1.14.0
+b2/5.2.1
 bzip2/1.0.8
 boost/1.85.0
 zlib/1.2.13
@@ -16,7 +17,6 @@ yase/0.1
 openscenario_api/v1.3.1
 openscenario_engine/commitid
 
-
 [options]
 libxml2/*:shared=False
 libxml2/*:include_utils=False

utils/ci/conan/conanprofile_windows

@@ -12,4 +12,5 @@ os.subsystem=msys2
 tools.build:jobs=1
 tools.system.package_manager:mode=install
 tools.microsoft.bash:subsystem=msys2
-tools.microsoft.bash:path=C:/op/msys64/usr/bin/bash.exe
+tools.microsoft.bash:path=C:/op/msys64/usr/bin/bash.exe
\ No newline at end of file
+tools.cmake.cmaketoolchain:generator=MSYS Makefiles