[openwrt/openwrt] prereq-build: recognize Python 3.10

[LEDE Commits]

aparcar pushed a commit to openwrt/openwrt.git, branch openwrt-21.02:
https://git.openwrt.org/9b258f220f1223dc578e1cfe3ff026fb98b9edd2

commit 9b258f220f1223dc578e1cfe3ff026fb98b9edd2
Author: Marcin Juszkiewicz <marcin at juszkiewicz.com.pl>
AuthorDate: Tue Sep 28 15:03:24 2021 +0200

    prereq-build: recognize Python 3.10
    
    Fedora 35 contains Python 3.10 as default version. Make use of it.
    
    Signed-off-by: Marcin Juszkiewicz <marcin at juszkiewicz.com.pl>
    [fix commit subject]
    Signed-off-by: Paul Spooren <mail at aparcar.org>
    (cherry picked from commit e1c03ca18519f9683f6bfce1795e58d99575d895)
---
 include/prereq-build.mk | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/prereq-build.mk b/include/prereq-build.mk
index 623881c93f..8b6413564d 100644
--- a/include/prereq-build.mk
+++ b/include/prereq-build.mk
@@ -153,6 +153,7 @@ $(eval $(call SetupHostCommand,perl,Please install Perl 5.x, \
 $(eval $(call CleanupPython2))
 
 $(eval $(call SetupHostCommand,python,Please install Python >= 3.5, \
+	python3.10 -V 2>&1 | grep 'Python 3', \
 	python3.9 -V 2>&1 | grep 'Python 3', \
 	python3.8 -V 2>&1 | grep 'Python 3', \
 	python3.7 -V 2>&1 | grep 'Python 3', \
@@ -161,6 +162,7 @@ $(eval $(call SetupHostCommand,python,Please install Python >= 3.5, \
 	python3 -V 2>&1 | grep -E 'Python 3\.[5-9]\.?'))
 
 $(eval $(call SetupHostCommand,python3,Please install Python >= 3.5, \
+	python3.10 -V 2>&1 | grep 'Python 3', \
 	python3.9 -V 2>&1 | grep 'Python 3', \
 	python3.8 -V 2>&1 | grep 'Python 3', \
 	python3.7 -V 2>&1 | grep 'Python 3', \