[autotest] audio_InternalCardNodes: Fix nodes for link and samus

Link has keyboar mic, and samus has AOKR mic.

BUG=chromium:535244
TEST=run audio_internalCardNodes test on link and samus

Change-Id: I74b8cb38d89e6167c8934118d01c577cffaa91ea
Reviewed-on: https://chromium-review.googlesource.com/301799
Commit-Ready: Cheng-Yi Chiang <cychiang@chromium.org>
Tested-by: Cheng-Yi Chiang <cychiang@chromium.org>
Reviewed-by: Wai-Hong Tam <waihong@chromium.org>
diff --git a/client/cros/audio/cras_utils.py b/client/cros/audio/cras_utils.py
index a307e24..4133ca7 100644
--- a/client/cros/audio/cras_utils.py
+++ b/client/cros/audio/cras_utils.py
@@ -271,7 +271,8 @@
 CRAS_OUTPUT_NODE_TYPES = ['HEADPHONE', 'INTERNAL_SPEAKER', 'HDMI', 'USB',
                           'BLUETOOTH', 'UNKNOWN']
 CRAS_INPUT_NODE_TYPES = ['MIC', 'INTERNAL_MIC', 'USB', 'BLUETOOTH',
-                         'POST_DSP_LOOPBACK', 'POST_MIX_LOOPBACK', 'UNKNOWN']
+                         'POST_DSP_LOOPBACK', 'POST_MIX_LOOPBACK', 'UNKNOWN',
+                         'KEYBOARD_MIC', 'AOKR']
 CRAS_NODE_TYPES = CRAS_OUTPUT_NODE_TYPES + CRAS_INPUT_NODE_TYPES