Prepare for azcore beta release (Azure#20827)

* Prepare for azcore beta release

* update release date

Author: jhendrixMSFT

sdk/azcore/CHANGELOG.md

@@ -1,8 +1,9 @@
 # Release History
 
-## 1.6.1 (Unreleased)
+## 1.7.0-beta.1 (2023-05-17)
 
 ### Features Added
+* Restored CAE support for ARM clients.
 * Added supporting features to enable distributed tracing.
   * Added func `runtime.StartSpan()` for use by SDKs to start spans.
   * Added method `WithContext()` to `runtime.Request` to support shallow cloning with a new context.
@@ -15,14 +16,10 @@
   * The package contains public surface area exposed by fake servers and supporting APIs intended only for use by the fake server implementations.
   * Added an internal fake poller implementation.
 
-### Breaking Changes
-
 ### Bugs Fixed
 * Retry policy always clones the underlying `*http.Request` before invoking the next policy.
 * Added some non-standard error codes to the list of error codes for unregistered resource providers.
 
-### Other Changes
-
 ## 1.6.0 (2023-05-04)
 
 ### Features Added

sdk/azcore/internal/shared/constants.go

@@ -36,5 +36,5 @@ const (
 	Module = "azcore"
 
 	// Version is the semantic version (see http://semver.org) of this module.
-	Version = "v1.6.1"
+	Version = "v1.7.0-beta.1"
 )