gpio: tqmx86: fix typo in Kconfig label

Fix description for GPIO_TQMX86 from QTMX86 to TQMx86.

Fixes: b868db94 ("gpio: tqmx86: Add GPIO from for this IO controller")
Signed-off-by: Gregor Herburger <gregor.herburger@tq-group.com>
Signed-off-by: Matthias Schiffer <matthias.schiffer@ew.tq-group.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/e0e38c9944ad6d281d9a662a45d289b88edc808e.1717063994.git.matthias.schiffer@ew.tq-group.comSigned-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

drivers/gpio/Kconfig

@@ -1576,7 +1576,7 @@ config GPIO_TPS68470
 	  are "output only" GPIOs.
 
 config GPIO_TQMX86
-	tristate "TQ-Systems QTMX86 GPIO"
+	tristate "TQ-Systems TQMx86 GPIO"
 	depends on MFD_TQMX86 || COMPILE_TEST
 	depends on HAS_IOPORT_MAP
 	select GPIOLIB_IRQCHIP