feat: update sse-client to handle newline character

[flavienSindou]

Proposed changes

• upgrade SSE client version to add newline splitting patch

Related issues

• [crowstrike] Cannot process the message connectors#3061
• related PR : feat: add custom splitlines to avoid line splitting on text formatter FiligranHQ/filigran-sseclient#2

Checklist

• I consider the submitted work as finished
• I tested the code for its functionality
• [] I wrote test cases for the relevant uses case
• [] I added/update the relevant documentation (either on github or on notion)
• [] Where necessary I refactored code to improve the overall quality

Related task with end to end error reproduction steps:

https://www.notion.so/filigran/SSE-client-encoding-1288fce17f2a802f9fecd23e09cde2d5?pvs=4#1288fce17f2a800296aad8bd48b31a0b