Add channel config for max doc size behind a new application capability to prevent document_too_large issues in CouchDB

On a peer init ( that was working before) I get this error:
```
2022-03-28 11:30:22.423 UTC [nodeCmd] serve -> INFO 015 Deployed system chaincodes
2022-03-28 11:30:22.423 UTC [peer] Initialize -> INFO 016 Loading chain mychannel
2022-03-28 11:30:22.423 UTC [ledgermgmt] OpenLedger -> INFO 017 Opening ledger with id = mychannel
2022-03-28 11:30:22.561 UTC [kvledger] recommitLostBlocks -> INFO 018 Recommitting lost blocks - firstBlockNum=151932, lastBlockNum=151932, recoverables=[]kvledger.recoverable{(*txmgr.LockBasedTxMgr)(0xc0007ac280), (*history.DB)(0xc0007019e0)}
2022-03-28 11:30:24.191 UTC [statecouchdb] commitUpdates -> WARN 019 CouchDB batch document delete encountered an problem. Retrying delete for document ID:balance621e8f504846af00263781f48445288001003000000000000000001673753
2022-03-28 11:30:24.201 UTC [statecouchdb] commitUpdates -> WARN 01a CouchDB batch document delete encountered an problem. Retrying delete for document ID:balance621e8f532d450700269506cf8445288001003000000000000000001674145
2022-03-28 11:30:24.213 UTC [statecouchdb] commitUpdates -> WARN 01b CouchDB batch document delete encountered an problem. Retrying delete for document ID:balance621e8f4e3bfafd00269df9368445288001003000000000000000001673586
2022-03-28 11:30:24.218 UTC [statecouchdb] commitUpdates -> WARN 01c CouchDB batch document delete encountered an problem. Retrying delete for document ID:balance621e8f4a4b49c90026d42acd8445288001003000000000000000001673194
2022-03-28 11:30:24.224 UTC [statecouchdb] commitUpdates -> WARN 01d CouchDB batch document delete encountered an problem. Retrying delete for document ID:balance621e8f528876a0002650ab448445288001003000000000000000001673975
2022-03-28 11:30:24.230 UTC [statecouchdb] commitUpdates -> WARN 01e CouchDB batch document delete encountered an problem. Retrying delete for document ID:balance621e8f54c1c7d3002637c8f68445288001003000000000000000001674174
2022-03-28 11:30:24.239 UTC [statecouchdb] commitUpdates -> WARN 01f CouchDB batch document delete encountered an problem. Retrying delete for document ID:balance621e8f4c8876a0002650ab1c8445288001003000000000000000001673464
2022-03-28 11:30:24.255 UTC [statecouchdb] commitUpdates -> WARN 020 CouchDB batch document delete encountered an problem. Retrying delete for document ID:balance621e8f4c4b49c90026d42ad18445288001003000000000000000001673419
2022-03-28 11:30:24.741 UTC [peer] Initialize -> ERRO 021 Failed to load ledger mychannel (error handling CouchDB request. Error:document_too_large, Status Code:413, Reason:lot621f3016cec5a038d5b7cdf7
github.com/hyperledger/fabric/core/ledger/kvledger/txmgmt/statedb/statecouchdb.(*couchInstance).handleRequest
```

And there is no way for this peer to join again to that channel.