Fix uninstantiated FullPrecisionQuantizeLpTest

Fixed uninstantiated paramaterized test suite issue reported
by Jenkins.

BUG=aomedia:3158

Change-Id: I5f2d3c6625333451038e67ff61dda627a7b39bdc
(cherry picked from commit 64f9bfe00cbe6bafc4d79236d4eec0b37b05d4c8)

test/quantize_lp_func_test.cc

diff --git a/test/quantize_lp_func_test.cc b/test/quantize_lp_func_test.cc
index b02222d..4bf92b5 100644
--- a/test/quantize_lp_func_test.cc
+++ b/test/quantize_lp_func_test.cc
@@ -232,6 +232,7 @@
                                     eob_ptr, scan, iscan));
   }
 };
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(FullPrecisionQuantizeLpTest);
 
 TEST_P(FullPrecisionQuantizeLpTest, ZeroInput) {
   FillCoeffZero();