ci: fix errors when compiling from a directory that is not a direct subdirectory

CMake was not generating the files `version.h` and `version_lib.go` into
the project source directory when building from a subdirectory such as
`./build/debug/`. So these files could not be found during compilation.

CMakeIncludes/prepare_version.cmake

 string(TIMESTAMP TIMESTAMP "%H:%M:%S %d.%m.%Y UTC" UTC)
 
-configure_file( ${PROJECT_SOURCE_DIR}/common/cpp/include/asapo/common/internal/version.h.in ../common/cpp/include/asapo/common/internal/version.h @ONLY)
-configure_file( ${PROJECT_SOURCE_DIR}/common/go/src/asapo_common/version/version_lib.go.in ../common/go/src/asapo_common/version/version_lib.go @ONLY)
+configure_file(
+    ${PROJECT_SOURCE_DIR}/common/cpp/include/asapo/common/internal/version.h.in
+    ${PROJECT_SOURCE_DIR}/common/cpp/include/asapo/common/internal/version.h @ONLY
+)
+configure_file(
+    ${PROJECT_SOURCE_DIR}/common/go/src/asapo_common/version/version_lib.go.in
+    ${PROJECT_SOURCE_DIR}/common/go/src/asapo_common/version/version_lib.go @ONLY
+)