microsoft sync failed (#10381)

This PR is supposed to solve an issue with the syncrhonisation of
messages, specifically with microsoft driver. Microsoft calls don't need
access_Token so refreshing toekns was not implemented.

However, microsoft rely on its client which calls its refresfh_token,
and I might have missed some underlying dependency from microsoft
impelemtation so I setup the access token process to refresh it

Needs a talk before to be merged

Fix : https://github.com/twentyhq/twenty/issues/10367

EDIT:
it was a problem with microsoft making refreshtoken expire (contrarily
to google) which needs to be handled.

packages/twenty-shared/src/utils/assertUnreachable.ts

@@ -0,0 +1,3 @@
+export const assertUnreachable = (x: never, errorMessage?: string): never => {
+  throw new Error(errorMessage ?? "Didn't expect to get here.");
+};

packages/twenty-shared/src/utils/index.ts

@@ -1,5 +1,7 @@
+export * from './assertUnreachable';
 export * from './fieldMetadata';
 export * from './image';
 export * from './strings';
 export * from './url';
 export * from './validation';
+