RDK-Hackathon2025: Port RDK-B on RISC-V JH7110
Reason for change: Updated github repo names to rdkhackathon2025 and branch name to boardmasters.
Test Procedure: Check the meta-cmf-starfive and meta-starfive repo is present.
Risks: None
Signed-off-by:thoisana.keisham@infosys.com

Change-Id: I3bf9a2f89dc96b3ccd4353d4fc5856529df49af0