Upgrade rust/crates/futures-executor to 0.3.5

Test: None
Change-Id: Ieb01a3fd3dc0362b5032187a32cd9813be227799
diff --git a/METADATA b/METADATA
index 76d12b2..6eab147 100644
--- a/METADATA
+++ b/METADATA
@@ -1,7 +1,5 @@
 name: "futures-executor"
-description:
-    "Executors for asynchronous tasks based on the futures-rs library."
-
+description: "Executors for asynchronous tasks based on the futures-rs library."
 third_party {
   url {
     type: HOMEPAGE
@@ -11,7 +9,11 @@
     type: GIT
     value: "https://github.com/rust-lang/futures-rs"
   }
-  version: "0.3.4"
-  last_upgrade_date { year: 2020 month: 3 day: 17 }
+  version: "0.3.5"
   license_type: NOTICE
+  last_upgrade_date {
+    year: 2020
+    month: 5
+    day: 8
+  }
 }