Merge "Edit tests to adjust with changes in libxml2 upgrade" into main am: 0fd834c749 am: 0ee843a61f

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2794127

Change-Id: Ic280ec57006dc9d7c1d2ca27002f0729b272b53b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

audio/common/all-versions/test/utility/tests/utility_tests.cpp

@@ -70,6 +70,7 @@ namespace {
 std::string substitute(const char* fmt, const char* param) {
     std::string buffer(static_cast<size_t>(strlen(fmt) + strlen(param)), '\0');
     snprintf(buffer.data(), buffer.size(), fmt, param);
+    buffer.resize(strlen(buffer.c_str()));
     return buffer;
 }