Switch OutputStream::Write to use string_view.

PiperOrigin-RevId: 854225267

internal/platform/implementation/windows/ble_socket.h

@@ -17,6 +17,7 @@
 
 #include <cstdint>
 
+#include "absl/strings/string_view.h"
 #include "internal/platform/byte_array.h"
 #include "internal/platform/exception.h"
 #include "internal/platform/implementation/ble.h"
@@ -55,7 +56,7 @@ class BleSocket : public api::ble::BleSocket {
    public:
     ~BleOutputStream() override = default;
 
-    Exception Write(const ByteArray& data) override;
+    Exception Write(absl::string_view data) override;
     Exception Flush() override;
     Exception Close() override;
   };