allow system libusb on solaris

Signed-off-by: crueter <crueter@eden-emu.dev>

docs/Deps.md

@@ -195,7 +195,7 @@ Run the usual update + install of essential toolings: `sudo pkg update && sudo p
 - **gcc**: `sudo pkg install developer/gcc-14`.
 - **clang**: Version 20 is broken, use `sudo pkg install developer/clang-19`.
 
-Then install the libraries: `sudo pkg install qt6 boost glslang libzip library/lz4 nlohmann-json openssl opus sdl2 zlib compress/zstd unzip pkg-config nasm autoconf mesa library/libdrm header-drm developer/fmt`.
+Then install the libraries: `sudo pkg install qt6 boost glslang libzip library/lz4 libusb-1 nlohmann-json openssl opus sdl2 zlib compress/zstd unzip pkg-config nasm autoconf mesa library/libdrm header-drm developer/fmt`.
 </details>
 
 <details>

externals/libusb/CMakeLists.txt

@@ -6,18 +6,7 @@
 
 include(CPMUtil)
 
-# we love our libraries don't we folks
-if (PLATFORM_SUN)
-    set(libusb_bundled ON)
-else()
-    set(libusb_bundled OFF)
-endif()
-
-# TODO(crueter): Fix on Solaris
-AddJsonPackage(
-    NAME libusb
-    BUNDLED_PACKAGE ${libusb_bundled}
-)
+AddJsonPackage(libusb)
 
 if (NOT libusb_ADDED)
     return()