Delete cdc_uac2-mono-fix.patch
diff --git a/cdc_uac2-mono-fix.patch b/cdc_uac2-mono-fix.patch
deleted file mode 100644
index 72656f5..0000000
--- a/cdc_uac2-mono-fix.patch
+++ /dev/null
@@ -1,30 +0,0 @@
-diff --git a/examples/device/cdc_uac2/src/usb_descriptors.h b/examples/device/cdc_uac2/src/usb_descriptors.h
-index 139384d..a038746 100644
---- a/examples/device/cdc_uac2/src/usb_descriptors.h
-+++ b/examples/device/cdc_uac2/src/usb_descriptors.h
-@@ -54,7 +54,7 @@ enum
-     + TUD_AUDIO20_DESC_CS_AC_LEN\
-     + TUD_AUDIO20_DESC_CLK_SRC_LEN\
-     + TUD_AUDIO20_DESC_INPUT_TERM_LEN\
--    + TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(2)\
-+    + TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(1)\
-     + TUD_AUDIO20_DESC_OUTPUT_TERM_LEN\
-     + TUD_AUDIO20_DESC_INPUT_TERM_LEN\
-     + TUD_AUDIO20_DESC_OUTPUT_TERM_LEN\
-@@ -93,13 +93,13 @@ enum
-     /* Standard AC Interface Descriptor(4.7.1) */\
-     TUD_AUDIO20_DESC_STD_AC(/*_itfnum*/ ITF_NUM_AUDIO_CONTROL, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\
-     /* Class-Specific AC Interface Header Descriptor(4.7.2) */\
--    TUD_AUDIO20_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_HEADSET, /*_totallen*/ TUD_AUDIO20_DESC_CLK_SRC_LEN+TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(2)+TUD_AUDIO20_DESC_INPUT_TERM_LEN+TUD_AUDIO20_DESC_OUTPUT_TERM_LEN+TUD_AUDIO20_DESC_INPUT_TERM_LEN+TUD_AUDIO20_DESC_OUTPUT_TERM_LEN, /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\
-+    TUD_AUDIO20_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO20_FUNC_HEADSET, /*_totallen*/ TUD_AUDIO20_DESC_CLK_SRC_LEN+TUD_AUDIO20_DESC_FEATURE_UNIT_LEN(1)+TUD_AUDIO20_DESC_INPUT_TERM_LEN+TUD_AUDIO20_DESC_OUTPUT_TERM_LEN+TUD_AUDIO20_DESC_INPUT_TERM_LEN+TUD_AUDIO20_DESC_OUTPUT_TERM_LEN, /*_ctrl*/ AUDIO20_CS_AS_INTERFACE_CTRL_LATENCY_POS),\
-     /* Clock Source Descriptor(4.7.2.1) */\
-     TUD_AUDIO20_DESC_CLK_SRC(/*_clkid*/ UAC2_ENTITY_CLOCK, /*_attr*/ 3, /*_ctrl*/ 7, /*_assocTerm*/ 0x00,  /*_stridx*/ 0x00),    \
-     /* Input Terminal Descriptor(4.7.2.4) */\
--    TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x02, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\
-+    TUD_AUDIO20_DESC_INPUT_TERM(/*_termid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_nchannelslogical*/ 0x01, /*_channelcfg*/ AUDIO20_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO20_CTRL_R << AUDIO20_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\
-     /* Feature Unit Descriptor(4.7.2.8) */\
--    TUD_AUDIO20_DESC_FEATURE_UNIT(/*_unitid*/ UAC2_ENTITY_SPK_FEATURE_UNIT, /*_srcid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_stridx*/ 0x00, /*_ctrlch0master*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_ctrlch1*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_ctrlch2*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS)),\
-+    TUD_AUDIO20_DESC_FEATURE_UNIT(/*_unitid*/ UAC2_ENTITY_SPK_FEATURE_UNIT, /*_srcid*/ UAC2_ENTITY_SPK_INPUT_TERMINAL, /*_stridx*/ 0x00, /*_ctrlch0master*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS), /*_ctrlch1*/ (AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO20_CTRL_RW << AUDIO20_FEATURE_UNIT_CTRL_VOLUME_POS)),\
-     /* Output Terminal Descriptor(4.7.2.5) */\
-     TUD_AUDIO20_DESC_OUTPUT_TERM(/*_termid*/ UAC2_ENTITY_SPK_OUTPUT_TERMINAL, /*_termtype*/ AUDIO_TERM_TYPE_OUT_HEADPHONES, /*_assocTerm*/ 0x00, /*_srcid*/ UAC2_ENTITY_SPK_FEATURE_UNIT, /*_clkid*/ UAC2_ENTITY_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\
-     /* Input Terminal Descriptor(4.7.2.4) */\