[ci] add previously untested LC3PLUS_HIGHRES parameter to existing render config

• Requested reviewers: @sagnowski

Description

This is a one line MR that adds the LC3PLUS_HIGHRES parameter to an existing renderer config file.

This marginally increases the coverage of LC3plus (lib_lc3plus) and tests a setting that was previously untested.

Coverage diff for split rendering smoke test

lib_lc3plus

lib_lc3plus	Old	New	Change
Line Coverage	44.3% (4,047 / 9,142)	45.7% (4,180 / 9,142)	+1.4% (+133 lines)
Function Coverage	63.8% (176 / 276)	63.8% (176 / 276)	No change

File (lib_lc3plus)	Old Coverage	New Coverage	Line increase	% Increase
adjust_global_gain.c	61.7% (29/47)	76.6% (36/47)	+7	+14.9%
ari_codec.c	76.6% (443/578)	77.3% (447/578)	+4	+0.7%
dec_entropy.c	40.7% (136/334)	41.0% (137/334)	+1	+0.3%
enc_lc3_fl.c	67.9% (114/168)	70.2% (118/168)	+4	+2.3%
estimate_global_gain.c	42.9% (73/170)	49.4% (84/170)	+11	+6.5%
ltpf_coder.c	79.9% (155/194)	80.9% (157/194)	+2	+1.0%
ltpf_decoder.c	21.6% (100/464)	22.2% (103/464)	+3	+0.6%
near_nyquist_detector.c	13.3% (6/45)	55.6% (25/45)	+19	+42.3%
per_band_energy.c	69.0% (20/29)	75.9% (22/29)	+2	+6.9%
quantize_spec.c	83.7% (113/135)	85.2% (115/135)	+2	+1.5%
residual_coding.c	83.7% (36/43)	93.0% (40/43)	+4	+9.3%
residual_decoding.c	67.9% (38/56)	96.4% (54/56)	+16	+28.5%
setup_dec_lc3plus.c	62.0% (235/379)	66.2% (251/379)	+16	+4.2%
setup_enc_lc3plus.c	42.5% (198/466)	51.5% (240/466)	+42	+9.0%

lib_isar

lib_isar	Old	New	Change
Line coverage	87.3% (5875/6733)	87.5% (5889/6733)	+0.2% (+14 lines)
Function coverage	95.6% (238/249)	95.6% (238/249)	No change

File (lib_isar)	Old Coverage	New Coverage	Line increase	% Increase
isar_lc3plus_dec.c	68.8% (150/218)	69.3% (151/218)	+1	+0.5%
isar_lc3plus_enc.c	73.0% (176/241)	73.9% (178/241)	+2	+0.9%
isar_lc3plus_payload.c	64.0% (270/422)	65.4% (276/422)	+6	+1.4%
lib_isar_post_rend.c	84.6% (542/641)	85.3% (547/641)	+5	+0.7%