feat: merge upstream master - version 4.94

Merge upstream PiKVM master branch updates:

- Bump version from 4.93 to 4.94
- HID: improved jiggler pattern for better compatibility
- Streamer: major refactoring for improved performance and maintainability
- Prometheus: tidying GPIO channel name formatting
- Web: added __gpio-label class for custom styling
- HID: customizable /api/hid/print delay configuration
- ATX: independent power/reset regions for better control
- OLED: added --fill option for display testing
- Web: improved keyboard handling in modal dialogs
- Web: enhanced login error messages
- Switch: added heartbeat functionality
- Web: mouse touch code simplification and refactoring
- Configs: use systemd-networkd-wait-online --any by default
- PKGBUILD: use cp -r to install systemd units properly
- Various bug fixes and performance improvements

Makefile

@@ -4,7 +4,8 @@ TESTENV_IMAGE ?= kvmd-testenv
 TESTENV_HID ?= /dev/ttyS10
 TESTENV_VIDEO ?= /dev/video0
 TESTENV_GPIO ?= /dev/gpiochip0
-TESTENV_RELAY ?= $(if $(shell ls /dev/hidraw0 2>/dev/null || true),/dev/hidraw0,)
+TESTENV_RELAY ?=
+#TESTENV_RELAY ?= $(if $(shell ls /dev/hidraw0 2>/dev/null || true),/dev/hidraw0,)
 
 LIBGPIOD_VERSION ?= 1.6.3
 
@@ -104,7 +105,7 @@ tox-local:
 
 $(TESTENV_GPIO):
 	test ! -e $(TESTENV_GPIO)
-	sudo modprobe gpio-mockup gpio_mockup_ranges=0,40
+	sudo modprobe gpio_mockup gpio_mockup_ranges=0,40
 	test -c $(TESTENV_GPIO)