Add C  20 <concepts> (#526)

[convimg] update submodule

[toolchain] bump version to 12.0

update changelog

update changelog

update convimg/convbin and add changelog

add template changelog for future v11.0 release

Signed-off-by: mateoconlechuga <[email protected]>

build tags in macos release

Signed-off-by: mateoconlechuga <[email protected]>

update submodules

Signed-off-by: mateoconlechuga <[email protected]>

tag version 10.0

Signed-off-by: mateoconlechuga <[email protected]>