website update

Author: ilg-ul

website/docs/maintainer/_project/_share-custom.mdx

@@ -8,8 +8,8 @@ import versionMajor from '@site/src/libs/versionMajor';
 
 ## Announce to the RISC-V community
 
-Add a new topic in the **Announcements** category of the
-[RISC-V forums](https://groups.google.com/a/groups.riscv.org/g/sw-dev).
+Add a **New conversation** in the
+[RISC-V SW Dev](https://groups.google.com/a/groups.riscv.org/g/sw-dev) group.
 
 Copy/paste from [GitHub Releases](https://github.com/xpack-dev-tools/riscv-none-elf-gcc/).