sepolicy : Allow apps to have read access to vendor_display_prop

Change-Id: Ib2793107a54fa1a2df60ac872645277a9a0b2415
diff --git a/legacy/vendor/common/app.te b/legacy/vendor/common/app.te
index 684da80..b642238 100644
--- a/legacy/vendor/common/app.te
+++ b/legacy/vendor/common/app.te
@@ -24,6 +24,10 @@
 # WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 # OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 # IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Changes from Qualcomm Innovation Center are provided under the following license:
+# Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
+# SPDX-License-Identifier: BSD-3-Clause-Clear
 
 #Allow all apps to open and send ioctl to qdsp device
 allow appdomain qdsp_device:chr_file r_file_perms;
@@ -39,3 +43,6 @@
 
 # Allow all apps to open and send ioctl to npu device
 allow appdomain npu_device:chr_file r_file_perms;
+
+#Allow all apps to have read access to vendor_display_prop
+get_prop(appdomain, vendor_display_prop)