Update Rust crate rust-embed to v8.4.0

remote_backend/Cargo.lock

@@ -1837,9 +1837,9 @@ dependencies = [
 
 [[package]]
 name = "rust-embed"
-version = "8.3.0"
+version = "8.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fb78f46d0066053d16d4ca7b898e9343bc3530f71c61d5ad84cd404ada068745"
+checksum = "19549741604902eb99a7ed0ee177a0663ee1eda51a29f71401f166e47e77806a"
 dependencies = [
  "rust-embed-impl",
  "rust-embed-utils",
@@ -1848,9 +1848,9 @@ dependencies = [
 
 [[package]]
 name = "rust-embed-impl"
-version = "8.3.0"
+version = "8.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b91ac2a3c6c0520a3fb3dd89321177c3c692937c4eb21893378219da10c44fc8"
+checksum = "cb9f96e283ec64401f30d3df8ee2aaeb2561f34c824381efa24a35f79bf40ee4"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1861,9 +1861,9 @@ dependencies = [
 
 [[package]]
 name = "rust-embed-utils"
-version = "8.3.0"
+version = "8.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "86f69089032567ffff4eada41c573fc43ff466c7db7c5688b2e7969584345581"
+checksum = "38c74a686185620830701348de757fd36bef4aa9680fd23c49fc539ddcc1af32"
 dependencies = [
  "sha2",
  "walkdir",