feat: remove references to bsc

[bl0up]

Summary by Sourcery

Documentation:

• Remove references to Binance Smart Chain (BSC) from various documentation files, including installation guides, supported blockchains, middleware usage, and network connection instructions.

[sourcery-ai]

Reviewer's Guide by Sourcery

This PR removes all references to Binance Smart Chain (BSC) from the documentation, including the removal of BSC-related files, guides, and mentions in various documentation files. The implementation involves deleting BSC-specific documentation files and updating existing documentation to remove BSC from supported blockchain lists and examples.

No diagrams generated as the changes look simple and do not need a visual representation.

File-Level Changes

Change	Details	Files
Remove BSC from supported blockchain lists and examples	Remove BSC from the list of supported public chains Update middleware documentation to remove BSC references Update network and node connection guides to remove BSC examples	docs/launch-platform/self-hosted/installing-on-an-existing-cluster/introduction.md docs/using-platform/11_middleware.md docs/using-platform/1_add-a-network-to-an-application.md docs/using-platform/2_add-a-node-to-a-network.md docs/using-platform/5_connect-to-a-node.md
Delete all BSC-specific documentation files	Remove BSC basics guide Remove BSC node types documentation Remove BSC connection guide Remove BSC network stats documentation Remove BSC integration tools documentation Remove BSC template library files	docs/blockchain-guides/3_Binance-Smart-Chain/1_binance-smart-chain-the-basics.md docs/blockchain-guides/3_Binance-Smart-Chain/2_binance-smart-chain-node-types.md docs/blockchain-guides/3_Binance-Smart-Chain/3_binance-smart-chain-connect-to-a-node.md docs/blockchain-guides/3_Binance-Smart-Chain/4_binance-smart-chain-network-stats.md docs/blockchain-guides/3_Binance-Smart-Chain/5_binance-smart-chain-integration-tools.md docs/blockchain-guides/3_Binance-Smart-Chain/Template-library/1_binance-smart-chain-erc-20.md docs/blockchain-guides/3_Binance-Smart-Chain/Template-library/2_binance-smart-chain-erc-721.md docs/blockchain-guides/3_Binance-Smart-Chain/Template-library/3_binance-smart-chain-state-machine.md docs/blockchain-guides/3_Binance-Smart-Chain/_category_.json
Remove BSC-related assets	Remove BSC logo image import Remove BSC logo ContentCard component	docs/about-settlemint/1_supported-blockchains.mdx

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[sourcery-ai]

Hey @bl0up - I've reviewed your changes and they look great!

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Review instructions: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟢 Documentation: all looks good

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