MDEV-31057 rocksdb does not compile with gcc-13

RocksDB (in a submodule) has to include <cstdint> to use uint64_t
but it doesn't. Until the submodule is upgraded, let's replace
problematic types with something that's available

storage/rocksdb/CMakeLists.txt

@@ -30,6 +30,11 @@ IF(WITH_VALGRIND)
   ADD_DEFINITIONS(-DROCKSDB_VALGRIND_RUN=1)
 ENDIF()
 
+ADD_DEFINITIONS(-Duint64_t=u_int64_t)
+ADD_DEFINITIONS(-Duint32_t=u_int32_t)
+ADD_DEFINITIONS(-Duint16_t=u_int16_t)
+ADD_DEFINITIONS(-Duint8_t=u_int8_t)
+
 # We've had our builders hang during the build process. This prevents MariaRocks
 # to be built on 32 bit intel OS kernels.
 IF(CMAKE_SYSTEM_PROCESSOR MATCHES "i[36]86")