Add install-ability via [100%] Built target picotool
Install the project...
-- Install configuration: "Debug"
-- Installing: /usr/local/bin/picotool
diff --git a/CMakeLists.txt b/CMakeLists.txt
index b0343b5..fb72351 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -40,4 +40,6 @@
             )
     target_include_directories(picotool PRIVATE ${LIBUSB_INCLUDE_DIR})
     target_link_libraries(picotool pico_binary_info boot_uf2_headers boot_picoboot_headers pico_platform_headers picoboot_connection_cxx ${LIBUSB_LIBRARIES})
+    # allow `make install`
+    install(TARGETS picotool)
 endif()