Add a runtime test for the 'bat' package to verify that the binary executes
correctly in a minimal Buildroot rootfs.The test cheks that:
- 'bat --version' runs without error
- 'bat' can read and display a text file
- the displayed content matches the expected string
Signed-off-by: El Mehdi YOUNES <elmehdi.younes@smile.fr>
Signed-off-by: Julien Olivain <ju.o@free.fr>
