Update `Cargo.toml` post-release of v0.7.0-rc.0#709

tnull merged 1 commit intolightningdevkit:release/0.7lightningdevkit/ldk-node:release/0.7from

tnull:2025-11-cut-v0.7.0-rc.0tnull/ldk-node:2025-11-cut-v0.7.0-rc.0Copy head branch name to clipboard