Override yanked arc-swap crate to 0.4.8

Cargo.lock

@@ -71,9 +71,9 @@ checksum = "6b602bfe940d21c130f3895acd65221e8a61270debe89d628b9cb4e3ccb8569b"
 
 [[package]]
 name = "arc-swap"
-version = "0.4.6"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b585a98a234c46fc563103e9278c9391fde1f4e6850334da895d27edb9580f62"
+checksum = "dabe5a181f83789739c194cbe5a897dde195078fac08568d09221fd6137a7ba8"
 
 [[package]]
 name = "arrayref"
@@ -4908,6 +4908,7 @@ dependencies = [
 name = "solana-storage-bigtable"
 version = "1.4.16"
 dependencies = [
+ "arc-swap",
  "backoff",
  "bincode",
  "bzip2",

storage-bigtable/Cargo.toml

@@ -9,6 +9,7 @@ homepage = "https://solana.com/"
 edition = "2018"
 
 [dependencies]
+arc-swap = "0.4.8"
 backoff = {version="0.2.1", features = ["tokio"]}
 bincode = "1.2.1"
 bzip2 = "0.3.3"