support/scripts/apply-patches.sh: manage uncompression
Extract from bug report:
"Code line 120 to line 128 is to check whether the patch containing
"rename from" and "rename to". But it directly use grep to find,
ignoring the patch may be a tar file or else. It can only work on patch
of textfile form."
Fixes:
- https://bugs.buildroot.org/show_bug.cgi?id=11931
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>