[ALSA] Kconfig: clarify help text for external firmware entries

The external firmware files are not in the alsa-plugins but in the
alsa-firmware package.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

sound/isa/Kconfig

@@ -370,8 +370,8 @@ config SND_SB16_CSP_FIRMWARE_IN_KERNEL
 	default y
 	help
 	  Say Y here to include the static firmware built in the kernel
-	  for SB16 CSP controller.  If you choose N here, the external
-	  firmware files from alsa-plugins pacakge are necessary.
+	  for the SB16 CSP controller.  If you choose N here, you need
+	  to install the firmware files from the alsa-firmware package.
 
 config SND_SGALAXY
 	tristate "Aztech Sound Galaxy"
@@ -417,7 +417,7 @@ config SND_WAVEFRONT_FIRMWARE_IN_KERNEL
 	default y
 	help
 	  Say Y here to include the static firmware built in the kernel
-	  for Wavefront driver.  If you choose N here, the external
-	  firmware files from alsa-plugins pacakge are necessary.
+	  for the Wavefront driver.  If you choose N here, you need to
+	  install the firmware files from the alsa-firmware package.
 
 endmenu

sound/pci/Kconfig

@@ -590,8 +590,8 @@ config SND_KORG1212_FIRMWARE_IN_KERNEL
 	default y
 	help
 	  Say Y here to include the static firmware built in the kernel
-	  for Korg1212 driver.  If you choose N here, the external
-	  firmware files from alsa-plugins pacakge are necessary.
+	  for the Korg1212 driver.  If you choose N here, you need to
+	  install the firmware files from the alsa-firmware package.
 
 config SND_MAESTRO3
 	tristate "ESS Allegro/Maestro3"
@@ -611,8 +611,8 @@ config SND_MAESTRO3_FIRMWARE_IN_KERNEL
 	default y
 	help
 	  Say Y here to include the static firmware built in the kernel
-	  for Maestro3 driver.  If you choose N here, the external
-	  firmware files from alsa-plugins pacakge are necessary.
+	  for the Maestro3 driver.  If you choose N here, you need to
+	  install the firmware files from the alsa-firmware package.
 
 config SND_MIXART
 	tristate "Digigram miXart"
@@ -772,8 +772,8 @@ config SND_YMFPCI_FIRMWARE_IN_KERNEL
 	default y
 	help
 	  Say Y here to include the static firmware built in the kernel
-	  for YMFPCI driver.  If you choose N here, the external
-	  firmware files from alsa-plugins pacakge are necessary.
+	  for the YMFPCI driver.  If you choose N here, you need to
+	  install the firmware files from the alsa-firmware package.
 
 config SND_AC97_POWER_SAVE
 	bool "AC97 Power-Saving Mode"