iwyu: Fix includes for test/fuzz/util/descriptor module

Also, fix a typo.

src/test/fuzz/util/descriptor.cpp

@@ -4,6 +4,11 @@
 
 #include <test/fuzz/util/descriptor.h>
 
+#include <key.h>
+#include <key_io.h>
+#include <pubkey.h>
+#include <util/strencodings.h>
+
 #include <ranges>
 #include <stack>
 

src/test/fuzz/util/descriptor.h

@@ -5,18 +5,20 @@
 #ifndef BITCOIN_TEST_FUZZ_UTIL_DESCRIPTOR_H
 #define BITCOIN_TEST_FUZZ_UTIL_DESCRIPTOR_H
 
-#include <key_io.h>
+#include <array>
-#include <util/strencodings.h>
+#include <cinttypes>
-#include <script/descriptor.h>
+#include <cstddef>
-#include <test/fuzz/fuzz.h>
+#include <limits>
-
+#include <optional>
-#include <functional>
+#include <span>
+#include <string>
+#include <string_view>
 
 /**
- * Converts a mocked descriptor string to a valid one. Every key in a mocked descriptor key is
+ * Converts a mocked descriptor string to a valid one. Every key in a mocked descriptor is
  * represented by 2 hex characters preceded by the '%' character. We parse the two hex characters
  * as an index in a list of pre-generated keys. This list contains keys of the various types
- * accepted in descriptor keys expressions.
+ * accepted in descriptor key expressions.
  */
 class MockedDescriptorConverter {
 private: