Revert "[util-44] Add additional string conversion table entries."

This reverts commit f2d780c.

Need to check more carefully which devices support these.

src/droid/droid-util-44.h

@@ -198,7 +198,6 @@ struct string_conversion string_conversion_table_input_device[] = {
     STRING_ENTRY(AUDIO_DEVICE_IN_ANC_HEADSET),
     STRING_ENTRY(AUDIO_DEVICE_IN_FM_RX),
     STRING_ENTRY(AUDIO_DEVICE_IN_FM_RX_A2DP),
-    STRING_ENTRY(AUDIO_DEVICE_IN_PROXY),
 #endif
     { 0, NULL }
 };
@@ -221,7 +220,6 @@ struct string_conversion string_conversion_table_input_device_fancy[] = {
     { AUDIO_DEVICE_IN_ANC_HEADSET,              "input-anc_headset" },
     { AUDIO_DEVICE_IN_FM_RX,                    "input-fm_rx" },
     { AUDIO_DEVICE_IN_FM_RX_A2DP,               "input-fm_rx_a2dp" },
-    { AUDIO_DEVICE_IN_PROXY,                    "input-proxy" },
 #endif
     { 0, NULL }
 };
@@ -284,11 +282,8 @@ struct string_conversion string_conversion_table_output_channels[] = {
     STRING_ENTRY(AUDIO_CHANNEL_OUT_STEREO),
     STRING_ENTRY(AUDIO_CHANNEL_OUT_QUAD),
     STRING_ENTRY(AUDIO_CHANNEL_OUT_SURROUND),
-    STRING_ENTRY(AUDIO_CHANNEL_OUT_2POINT1),
     STRING_ENTRY(AUDIO_CHANNEL_OUT_5POINT1),
-    STRING_ENTRY(AUDIO_CHANNEL_OUT_6POINT1),
     STRING_ENTRY(AUDIO_CHANNEL_OUT_7POINT1),
-    STRING_ENTRY(AUDIO_CHANNEL_OUT_PENTA),
     STRING_ENTRY(AUDIO_CHANNEL_OUT_ALL),
     { 0, NULL }
 };
@@ -309,7 +304,6 @@ struct string_conversion string_conversion_table_input_channels[] = {
     STRING_ENTRY(AUDIO_CHANNEL_IN_VOICE_DNLINK),
     STRING_ENTRY(AUDIO_CHANNEL_IN_MONO),
     STRING_ENTRY(AUDIO_CHANNEL_IN_STEREO),
-    STRING_ENTRY(AUDIO_CHANNEL_IN_5POINT1),
     STRING_ENTRY(AUDIO_CHANNEL_IN_ALL),
     STRING_ENTRY(AUDIO_CHANNEL_IN_FRONT_BACK),
 #ifdef QCOM_HARDWARE