Bump solders from 0.18.1 to 0.19.0

Bumps [solders](https://github.com/kevinheavey/solders) from 0.18.1 to 0.19.0.
- [Release notes](https://github.com/kevinheavey/solders/releases)
- [Changelog](https://github.com/kevinheavey/solders/blob/main/CHANGELOG.md)
- [Commits](kevinheavey/solders@0.18.1...0.19.0)

---
updated-dependencies:
- dependency-name: solders
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -5,7 +5,7 @@ eth-keys==0.4.0
 rusty_rlp
 rlp
 solana==0.30.2
-solders==0.18.1
+solders==0.19.0
 psycopg2-binary
 ethereum
 py-solc-x==1.1.1