fix: update CODEOWNERS to include additional reviewer assignments for wasi-nn and docs

Author: lum1n0us

CODEOWNERS

@@ -31,8 +31,11 @@
 /core/iwasm/core                    @loganek @lum1n0us @no1wudi @TianlongLiang @yamt
 /core/iwasm/interpreter             @loganek @lum1n0us @no1wudi @TianlongLiang @yamt
 /core/iwasm/libraries/lib-socket    @loganek @srberard 
+/core/iwasm/libraries/wasi-nn       @lum1n0us @yamt
 /core/iwasm                         @lum1n0us @no1wudi @TianlongLiang @yamt 
 
+/docs/                              @loganek @lum1n0us @no1wudi @TianlongLiang @yamt
+
 /product-mini/platforms/darwin/     @yamt
 /product-mini/platforms/nuttx/      @no1wudi
 /product-mini/platforms/zephyr/     @srberard