libeffects: Introduced on the fly allocation of memories in LVM module

Replaced memtab method of memory allocations with on the fly
allocations using calloc.

Test: android.media.cts.AudioEffectTest
Test: android.media.cts.AudioPreProcessingTest
Test: android.media.cts.BassBoostTest
Test: android.media.cts.EnvReverbTest
Test: android.media.cts.EqualizerTest
Test: android.media.cts.LoudnessEnhancerTest
Test: android.media.cts.PresetReverbTest
Test: android.media.cts.VirtualizerTest
Test: android.media.cts.VisualizerTest
Test: Tested using standalone application
Bug: 129491957
Change-Id: I72b89059871ea5bdc0a338ad18bf0d378051b1e3