test: ipa: add IPAModule tests

Add tests to test the the IPAModule class, for loading the IPA module
info from IPA module .so shared objects, with modules written in both C
and C++.

Signed-off-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

test/ipa/shared_test.cpp

@@ -0,0 +1,12 @@
+#include <libcamera/ipa/ipa_module_info.h>
+
+namespace libcamera {
+
+extern "C" {
+const struct libcamera::IPAModuleInfo ipaModuleInfo = {
+	"It's over nine thousand!",
+	9001,
+};
+};
+
+}; /* namespace libcamera */