feat(ffi): Add binding for SlidingSyncBuilder::bump_event_types.

This patch adds a new binding on `SlidingSyncBuilder` to
`matrix_sdk::SlidingSyncBuilder::bump_event_types`.

bindings/matrix-sdk-ffi/src/sliding_sync.rs

@@ -881,6 +881,14 @@ impl SlidingSyncBuilder {
         builder.inner = builder.inner.with_all_extensions();
         Arc::new(builder)
     }
+
+    pub fn bump_event_types(self: Arc<Self>, bump_event_types: Vec<String>) -> Arc<Self> {
+        let mut builder = unwrap_or_clone_arc(self);
+        builder.inner = builder.inner.bump_event_types(
+            bump_event_types.into_iter().map(Into::into).collect::<Vec<_>>().as_slice(),
+        );
+        Arc::new(builder)
+    }
 }
 
 #[uniffi::export]