libcap: update to 2.36

Remove outdated patches. A different solution was applied upstream.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

libs/libcap/patches/100-portability.patch

@@ -1,19 +0,0 @@
---- a/libcap/_makenames.c
-+++ b/libcap/_makenames.c
-@@ -8,7 +8,6 @@
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
--#include <sys/capability.h>
- 
- /*
-  * #include 'sed' generated array
-@@ -23,7 +22,7 @@ struct {
- };
- 
- /* this should be more than big enough (factor of three at least) */
--const char *pointers[8*sizeof(struct __user_cap_data_struct)];
-+const char *pointers[8*12];
- 
- int main(void)
- {