matrix-js-sdk

19494e09 - Fix crypto migration for megolm sessions with no sender key (#4024)

Fix crypto migration for megolm sessions with no sender key (#4024) Fixes https://github.com/element-hq/element-web/issues/26894 Requires https://github.com/matrix-org/matrix-rust-sdk-crypto-wasm/pull/89 (or rather, an update to a version of matrix-rust-sdk-crypto-wasm) which includes it).