interfering talker flag not triggered on short test vector
# Basic info <!--- Add commit SHA used to reproduce --> * Encoder (float): 311956f3 * Encoder (fix) : e1432023 * Decoder: 311956f3 # Bug description The interfering talker flag is not triggered on stvST48c.wav, leading to a lower quality for stereo content during interfering content. in the figure below, from top to bottom : - synthesis (stvST48c.wav) - floating point element mode - fixed point element mode ![image](/uploads/a9871d0b955bc11dd0302d0f5b4d99bc/image.png) # Ways to reproduce IVAS_cod -STEREO 24400 48 .\ivas-codec\scripts\testv\stvST48c.wav bit24400 (Clear steps or refer to a failing automated test, e.g. with a pipeline link) <!--- Below are labels that will be added but are not shown in description. This is a template to help fill them. Add further information to the first row and remove and add labels as necessary. --> tagging @malenovsky, @multrus for awareness
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