Prepare Key Vault for release (#3142)

Author: heaths

sdk/keyvault/azure_security_keyvault_certificates/CHANGELOG.md

@@ -1,19 +1,13 @@
 # Release History
 
-## 0.7.0 (Unreleased)
-
-### Features Added
+## 0.7.0 (2025-10-07)
 
 ### Breaking Changes
 
 - Client methods that return a `Response<T>>` asynchronously buffer the entire model within the internal pipeline, so `into_body()` and other methods on the response are no longer async.
 - Renamed `KeyType::EC` to `KeyType::Ec` to align with guidelines.
 - Renamed `KeyType::RSA` to `KeyType::Rsa` to align with guidelines.
 
-### Bugs Fixed
-
-### Other Changes
-
 ## 0.6.0 (2025-09-16)
 
 ### Features Added

sdk/keyvault/azure_security_keyvault_keys/CHANGELOG.md

@@ -1,8 +1,6 @@
 # Release History
 
-## 0.8.0 (Unreleased)
-
-### Features Added
+## 0.8.0 (2025-10-07)
 
 ### Breaking Changes
 
@@ -13,10 +11,6 @@
 - Renamed `EncryptionAlgorithm::RsaOAEP256` to `EncryptionAlgorithm::RsaOaep256` to align with guidelines.
 - Renamed several variants in `SignatureAlgorithm` to align with guidelines e.g., `ES256K` to `Es256K`.
 
-### Bugs Fixed
-
-### Other Changes
-
 ## 0.7.0 (2025-09-16)
 
 ### Features Added

sdk/keyvault/azure_security_keyvault_secrets/CHANGELOG.md

@@ -1,17 +1,11 @@
 # Release History
 
-## 0.8.0 (Unreleased)
-
-### Features Added
+## 0.8.0 (2025-10-07)
 
 ### Breaking Changes
 
 - Client methods that return a `Response<T>>` asynchronously buffer the entire model within the internal pipeline, so `into_body()` and other methods on the response are no longer async.
 
-### Bugs Fixed
-
-### Other Changes
-
 ## 0.7.0 (2025-09-16)
 
 ### Features Added