wiki: devices: Promote alioth to 22.1

- Latest firmware has issues, so use the firmware used for 21.

Change-Id: I1ff044d34cd8d4af881ff7a280592221e0bd74c5

Author: althafvly

_data/devices/alioth_variant1.yml

@@ -19,7 +19,7 @@ codename: alioth
 cpu: Kryo 585
 cpu_cores: '8'
 cpu_freq: 1 x 3.2 GHz + 3 x 2.42 GHz + 4 x 1.8 GHz
-current_branch: 21
+current_branch: 22.1
 dimensions: {depth: 7.8, height: 163.7, width: 76.4}
 download_boot: With the device powered off, hold <kbd>Volume Down</kbd> + <kbd>Power</kbd>. Keep holding both buttons until the word "FASTBOOT" appears on the screen, then release.
 firmware_update: firmware_update_xiaomi_sm8250_vab
@@ -46,5 +46,5 @@ type: phone
 variant: 1
 vendor: Xiaomi
 vendor_short: xiaomi
-versions: [18.1, 19.1, 20, 21]
+versions: [18.1, 19.1, 20, 21, 22.1]
 wifi: 802.11 a/b/g/n/ac/ax

_data/devices/alioth_variant2.yml

@@ -14,7 +14,7 @@ codename: alioth
 cpu: Kryo 585
 cpu_cores: '8'
 cpu_freq: 1 x 3.2 GHz + 3 x 2.42 GHz + 4 x 1.8 GHz
-current_branch: 21
+current_branch: 22.1
 dimensions: {depth: 7.8, height: 163.7, width: 76.4}
 download_boot: With the device powered off, hold <kbd>Volume Down</kbd> + <kbd>Power</kbd>. Keep holding both buttons until the word "FASTBOOT" appears on the screen, then release.
 firmware_update: firmware_update_xiaomi_sm8250_vab
@@ -41,5 +41,5 @@ type: phone
 variant: 2
 vendor: Xiaomi
 vendor_short: xiaomi
-versions: [18.1, 19.1, 20, 21]
+versions: [18.1, 19.1, 20, 21, 22.1]
 wifi: 802.11 a/b/g/n/ac/ax

_data/devices/alioth_variant3.yml

@@ -14,7 +14,7 @@ codename: alioth
 cpu: Kryo 585
 cpu_cores: '8'
 cpu_freq: 1 x 3.2 GHz + 3 x 2.42 GHz + 4 x 1.8 GHz
-current_branch: 21
+current_branch: 22.1
 dimensions: {depth: 7.8, height: 163.7, width: 76.4}
 download_boot: With the device powered off, hold <kbd>Volume Down</kbd> + <kbd>Power</kbd>. Keep holding both buttons until the word "FASTBOOT" appears on the screen, then release.
 firmware_update: firmware_update_xiaomi_sm8250_vab
@@ -41,5 +41,5 @@ type: phone
 variant: 3
 vendor: Xiaomi
 vendor_short: xiaomi
-versions: [18.1, 19.1, 20, 21]
+versions: [18.1, 19.1, 20, 21, 22.1]
 wifi: 802.11 a/b/g/n/ac/ax