Add validation in sdp attr type and size in connection_handler.cc

Bug: 263958603
Test: atest net_test_avrcp
Ignore-AOSP-First: security
Tag: #security
Merged-In: I3f999d405fb3a0be2df32b05f54b9cef98d10f19
Change-Id: I3f999d405fb3a0be2df32b05f54b9cef98d10f19
(cherry picked from commit 65605ce3)