Update web3 docs for newer unsupported operations (hiero-ledger#10422)

 Update web3 docs and add any new precompiles added after the modularization and are still unsupported from web3 logic.

---------

Signed-off-by: Kristiyan Selveliev <[email protected]>

Author: kselveliev

docs/web3/README.md

@@ -11,18 +11,28 @@ is used for the persistence layer.
 
 ## Supported Operations
 
-| Estimate | Static | Operation Type                                                                            | Supported | Historical | Reads | Modifications |
-| -------- | ------ | ----------------------------------------------------------------------------------------- | --------- | ---------- | ----- | ------------- |
-| Y        | Y      | non precompile functions                                                                  | Y         | Y          | Y     | Y             |
-| Y        | N      | non precompile functions with lazy account creation                                       | Y         | Y          | Y     | Y             |
-| Y        | Y      | operations for ERC precompile functions (balance, symbol, tokenURI, name, decimals, etc.) | Y         | Y          | Y     | N             |
-| Y        | Y      | read-only ERC precompile functions                                                        | Y         | Y          | Y     | N             |
-| Y        | Y      | modifying ERC precompile functions                                                        | Y         | Y          | Y     | Y             |
-| Y        | Y      | read-only operations for HTS system contract                                              | Y         | Y          | Y     | N             |
-| Y        | N      | modifying operations for HTS system contract                                              | Y         | Y          | Y     | Y             |
+| Estimate | Static | Operation Type                                                                            | Historical | Reads | Modifications |
+| -------- | ------ | ----------------------------------------------------------------------------------------- | ---------- | ----- | ------------- |
+| Y        | Y      | non precompile functions                                                                  | Y          | Y     | Y             |
+| Y        | N      | non precompile functions with lazy account creation                                       | Y          | Y     | Y             |
+| Y        | Y      | operations for ERC precompile functions (balance, symbol, tokenURI, name, decimals, etc.) | Y          | Y     | N             |
+| Y        | Y      | read-only ERC precompile functions                                                        | Y          | Y     | N             |
+| Y        | Y      | modifying ERC precompile functions                                                        | Y          | Y     | Y             |
+| Y        | Y      | read-only operations for HTS system contract                                              | Y          | Y     | N             |
+| Y        | N      | modifying operations for HTS system contract                                              | Y          | Y     | Y             |
 
 _Note:_ Gas estimation only supports the `latest` block
 
+## Unsupported Operations
+
+| Operation Type                                                |
+| ------------------------------------------------------------- |
+| operations for HederaAccountService system contract           |
+| operations for HederaScheduleService system contract          |
+| token airdrop operations (airdropTokens, claimAirdrops, etc.) |
+| update token custom fees                                      |
+| HRC isAssociated()                                            |
+
 ## Acceptance Tests
 
 The [acceptance tests](/hedera-mirror-test/README.md) contain a suite of tests to validate a web3 deployment.