[VTS] Removes wait on buffer fence

When we have a fence created with GraphicBuffer
We don't need to wait on it in VTS tests,
the composer should be able to handle the
 fence in this case

BUG: 219589185

Test: atest VtsHalGraphicsComposer3_TargetTest
Change-Id: I688d695bb562dd1fe86cdceb642e746cbafe8b30
diff --git a/graphics/composer/aidl/android/hardware/graphics/composer3/vts/functional/VtsHalGraphicsComposer3_ReadbackTest.cpp b/graphics/composer/aidl/android/hardware/graphics/composer3/vts/functional/VtsHalGraphicsComposer3_ReadbackTest.cpp
index 8098961..c8cf7b5 100644
--- a/graphics/composer/aidl/android/hardware/graphics/composer3/vts/functional/VtsHalGraphicsComposer3_ReadbackTest.cpp
+++ b/graphics/composer/aidl/android/hardware/graphics/composer3/vts/functional/VtsHalGraphicsComposer3_ReadbackTest.cpp
@@ -565,11 +565,6 @@
             int32_t clientFence;
             const auto unlockStatus = graphicBuffer->unlockAsync(&clientFence);
             ASSERT_EQ(::android::OK, unlockStatus);
-            if (clientFence >= 0) {
-                sync_wait(clientFence, -1);
-                close(clientFence);
-            }
-
             mWriter.setClientTarget(getPrimaryDisplayId(), /*slot*/ 0, buffer, clientFence,
                                     clientDataspace, std::vector<common::Rect>(1, damage));
             layer->setToClientComposition(mWriter);
@@ -676,11 +671,6 @@
         int32_t clientFence;
         const auto unlockStatus = graphicBuffer->unlockAsync(&clientFence);
         ASSERT_EQ(::android::OK, unlockStatus);
-        if (clientFence >= 0) {
-            sync_wait(clientFence, -1);
-            close(clientFence);
-        }
-
         mWriter.setClientTarget(getPrimaryDisplayId(), /*slot*/ 0, buffer, clientFence,
                                 clientDataspace, std::vector<common::Rect>(1, clientFrame));
         clientLayer->setToClientComposition(mWriter);
diff --git a/graphics/composer/aidl/android/hardware/graphics/composer3/vts/functional/composer-vts/ReadbackVts.cpp b/graphics/composer/aidl/android/hardware/graphics/composer3/vts/functional/composer-vts/ReadbackVts.cpp
index ea432ef..8ec3886 100644
--- a/graphics/composer/aidl/android/hardware/graphics/composer3/vts/functional/composer-vts/ReadbackVts.cpp
+++ b/graphics/composer/aidl/android/hardware/graphics/composer3/vts/functional/composer-vts/ReadbackVts.cpp
@@ -328,10 +328,6 @@
 
     const auto unlockStatus = mGraphicBuffer->unlockAsync(&mFillFence);
     ASSERT_EQ(::android::OK, unlockStatus);
-    if (mFillFence >= 0) {
-        sync_wait(mFillFence, -1);
-        close(mFillFence);
-    }
 }
 
 void TestBufferLayer::setBuffer(std::vector<Color> colors) {