[fuzz] Delete i2p target

Author: dergoegge

src/Makefile.test.include

@@ -280,7 +280,6 @@ test_fuzz_fuzz_SOURCES = \
  test/fuzz/headerssync.cpp \
  test/fuzz/hex.cpp \
  test/fuzz/http_request.cpp \
- test/fuzz/i2p.cpp \
  test/fuzz/integer.cpp \
  test/fuzz/key.cpp \
  test/fuzz/key_io.cpp \