V-USB remote wakeup

[drashna]

Backport from tmk/tmk_keyboard@391c979

I don't have any vusb boards to test this one, so it may need somebody like @mechmerlin to test it.

Types of Changes

• Core

[stale]

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[fauxpark]

Tested and working on Plaid-Pad where previously it did not with Windows. macOS does not suspend USB devices (at least, not by default?) so it works regardless.

Only thing that is needed is to incorporate this change, if only to be compliant:

diff --git a/tmk_core/protocol/vusb/vusb.c b/tmk_core/protocol/vusb/vusb.c
index 00314ebe8..470d29ba3 100644
--- a/tmk_core/protocol/vusb/vusb.c
+++ b/tmk_core/protocol/vusb/vusb.c
@@ -521,11 +521,7 @@ const PROGMEM usbConfigurationDescriptor_t usbConfigurationDescriptor = {
 #    endif
         .bConfigurationValue = 0x01,
         .iConfiguration      = 0x00,
-#    if USB_CFG_IS_SELF_POWERED
-        .bmAttributes        = (1 << 7) | USBATTR_SELFPOWER,
-#    else
-        .bmAttributes        = (1 << 7),
-#    endif
+        .bmAttributes        = (1 << 7) | USBATTR_REMOTEWAKE,
         .bMaxPower           = USB_MAX_POWER_CONSUMPTION / 2
     },
 

Otherwise, 👍