clang-tidy: missing headers

src/test/app/LoanBroker_test.cpp

@@ -52,6 +52,7 @@
 
 #include <array>
 #include <cstdint>
+#include <exception>
 #include <functional>
 #include <memory>
 #include <optional>

src/test/protocol/STNumber_test.cpp

@@ -9,6 +9,7 @@
 #include <xrpl/protocol/Serializer.h>
 
 #include <cstdint>
+#include <exception>
 #include <initializer_list>
 #include <limits>
 #include <stdexcept>