remove warning flags related to compile with gcc-13
drwxr-xr-x - .ahub
-rw-r--r-- 2677 .clang-format
drwxr-xr-x - .github
-rw-r--r-- 650 .gitignore
-rw-r--r-- 0 .gitmodules
drwxr-xr-x - Applications
-rw-r--r-- 3333 CODE_OF_CONDUCT.md
-rw-r--r-- 2552 CONTRIBUTING.md
-rw-r--r-- 11364 LICENSE
-rw-r--r-- 1027 MAINTAINERS.md
-rw-r--r-- 12100 README.md
-rw-r--r-- 520 RELEASE.md
drwxr-xr-x - api
drwxr-xr-x - debian
drwxr-xr-x - docs
-rw-r--r-- 708 index.md
drwxr-xr-x - jni
-rw-r--r-- 13676 meson.build
-rw-r--r-- 2880 meson_options.txt
drwxr-xr-x - nnstreamer
-rw-r--r-- 447 nntrainer.ini.in
-rw-r--r-- 246 nntrainer.pc.in
drwxr-xr-x - nntrainer
drwxr-xr-x - packaging
drwxr-xr-x - test
drwxr-xr-x - tools