Write the dirty block index and block-file entries to the database.
Declared in <node/blockstorage.h>
[[requires_capability(0x7ff37af165e8), requires_capability(0x7ff376b835c8), requires_capability(0x7ff37ded11b8), requires_capability(0x7ff36c6163d8), requires_capability(0x7ff37c49a238), requires_capability(0x7ff39283cc38)]]
void
WriteBlockIndexDB();