[bug#48196] [PATCH] gnu: mediainfo: Update to 21.03.

[Ludovic Courtès]

After the libmediainfo upgrade I get:

--8<---------------cut here---------------start------------->8---
checking if g++ supports -c -o file.o... yes
checking if g++ supports -c -o file.o... (cached) yes
checking whether the g++ linker 
(/gnu/store/mpa04aq8lblbcviyxywxcsb1zbi0mf39-ld-wrapper-0/bin/ld -m elf_x86_64) 
supports shared libraries... yes
checking dynamic linker characteristics... (cached) GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
./configure: line 11401: libzen-config: command not found
./configure: line 11496: libmediainfo-config: command not found
configure: error: libmediainfo configuration is not found
command 
"/gnu/store/pwcp239kjf7lnj5i4lkdzcfcxwcfyk72-bash-minimal-5.0.16/bin/bash" 
"./configure" 
"CONFIG_SHELL=/gnu/store/pwcp239kjf7lnj5i4lkdzcfcxwcfyk72-bash-minimal-5.0.16/bin/bash"
 
"SHELL=/gnu/store/pwcp239kjf7lnj5i4lkdzcfcxwcfyk72-bash-minimal-5.0.16/bin/bash"
 "--prefix=/gnu/store/igfphawjf38ygh8g8xhv9b4zha23xk8q-mediainfo-21.03" 
"--enable-fast-install" "--build=x86_64-unknown-linux-gnu" failed with status 1
builder for `/gnu/store/kyx5i8pjc6987mw6j7qhvvc5cz3qw3ns-mediainfo-21.03.drv' 
failed with exit code 1
--8<---------------cut here---------------end--------------->8---

Could you take a look?

Thanks,
Ludo’.