[Storage] Add description required by crates.io (#2453)

* Add description required by crates.io

* Add homepage, documentation, keywords, README

* add categories

Author: vincenttran-msft

sdk/storage/azure_storage_blob/Cargo.toml

@@ -1,11 +1,17 @@
 [package]
 name = "azure_storage_blob"
 version = "0.1.0"
+description = "Microsoft Azure Blob Storage client library for Rust"
+readme = "README.md"
 authors.workspace = true
 edition.workspace = true
 license.workspace = true
 repository.workspace = true
 rust-version.workspace = true
+homepage = "https://github.com/azure/azure-sdk-for-rust"
+documentation = "https://docs.rs/azure_storage_blob"
+keywords = ["sdk", "azure", "storage", "blob", "blobs"]
+categories = ["api-bindings"]
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html