Removing Meta Info Transaction from being included in Block SDK blocks.

NOTE: This version fixes a bug that was introduced in v1.2.0.

What's Changed

• fix: String representation of escrow address (backport #238) by @mergify in https://github.com/skip-mev/block-sdk/pull/243
• feat: Greedy Algorithm for Lane Verification (backport #236) by @mergify in https://github.com/skip-mev/block-sdk/pull/241
• feat: Lane's with custom tx adapters (backport #239) by @mergify in https://github.com/skip-mev/block-sdk/pull/246
• feat: Adding READMEs throughout the codebase (backport #248) by @mergify in https://github.com/skip-mev/block-sdk/pull/251
• fix: Removing IgnoreList from Lane Interface (backport #245) by @mergify in https://github.com/skip-mev/block-sdk/pull/249
• chore(deps): bump golang.org/x/tools from 0.15.0 to 0.16.0 by @dependabot in https://github.com/skip-mev/block-sdk/pull/257
• chore: Update Lane Specific Readmes (backport #254) by @mergify in https://github.com/skip-mev/block-sdk/pull/255
• fix: Use MaxTxBytes on the PrepareProposal request (backport #269) by @mergify in https://github.com/skip-mev/block-sdk/pull/270
• feat: Lane Options (backport #272) by @mergify in https://github.com/skip-mev/block-sdk/pull/273

Full Changelog: https://github.com/skip-mev/block-sdk/compare/v1.2.0...v1.3.0-alpha.0