elfutils: fix building with GCC 11

Add a patch to fix building with GCC 11, which triggers new warnings by
enabling -Warray-parameter by default.

Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>

package/libs/elfutils/patches/111-fix-gcc11-build.patch

@@ -0,0 +1,22 @@
+--- a/libebl/libebl.h
++++ b/libebl/libebl.h
+@@ -245,7 +245,7 @@ extern ssize_t ebl_register_info (Ebl *e
+    Each of these is filled with the DWARF register number corresponding,
+    or -1 if there is none.  Returns zero when the information is available.  */
+ extern int ebl_syscall_abi (Ebl *ebl, int *sp, int *pc,
+-			    int *callno, int args[6]);
++			    int *callno, int args[]);
+ 
+ /* Supply the ABI-specified state of DWARF CFI before CIE initial programs.
+ 
+--- a/libdw/libdw.h
++++ b/libdw/libdw.h
+@@ -1065,7 +1065,7 @@ extern int dwarf_frame_cfa (Dwarf_Frame
+    expressions in the CFI, *OPS is an internal pointer that can be used as
+    long as the Dwarf_CFI used to create FRAME remains alive.  */
+ extern int dwarf_frame_register (Dwarf_Frame *frame, int regno,
+-				 Dwarf_Op ops_mem[3],
++				 Dwarf_Op ops_mem[],
+ 				 Dwarf_Op **ops, size_t *nops)
+   __nonnull_attribute__ (3, 4, 5);
+