celestia-app v0.12.0-rc6

What's Changed

• chore!: bump nmt from v0.13 to v0.14 and remove the codec from NewTxInclusionProof by @Bidon15 in https://github.com/celestiaorg/celestia-app/pull/1333
• feat: remove orchestrator address by @SweeXordious in https://github.com/celestiaorg/celestia-app/pull/1330
• chore: remove replace statement by @evan-forbes in https://github.com/celestiaorg/celestia-app/pull/1334

Full Changelog: https://github.com/celestiaorg/celestia-app/compare/v0.12.0-rc5...v0.12.0-rc6