Merge bitcoin/bitcoin#29181: build: remove systemtap variadic patch

6047e25035 Revert "depends: systemtap: remove variadic params that trigger compiler warnings" (fanquake)

Pull request description:

  We now use C++20.

ACKs for top commit:
  0xB10C:
    ACK 6047e25035. That patch isn't needed anymore.
  TheCharlatan:
    ACK 6047e25035

Tree-SHA512: 3adac4078d4d8f9999a6a11c4d164d9afbb68feda0459a7a74316963a80f3fb84e49989b74d2ab0bfc17cae9cec3d4a10768f7cec872d6bfc5805d65d9e16e6b

depends/packages/systemtap.mk

@@ -3,11 +3,10 @@ $(package)_version=4.8
 $(package)_download_path=https://sourceware.org/ftp/systemtap/releases/
 $(package)_file_name=$(package)-$($(package)_version).tar.gz
 $(package)_sha256_hash=cbd50a4eba5b261394dc454c12448ddec73e55e6742fda7f508f9fbc1331c223
-$(package)_patches=remove_SDT_ASM_SECTION_AUTOGROUP_SUPPORT_check.patch fix_variadic_warning.patch
+$(package)_patches=remove_SDT_ASM_SECTION_AUTOGROUP_SUPPORT_check.patch
 
 define $(package)_preprocess_cmds
   patch -p1 < $($(package)_patch_dir)/remove_SDT_ASM_SECTION_AUTOGROUP_SUPPORT_check.patch && \
-  patch -p1 < $($(package)_patch_dir)/fix_variadic_warning.patch && \
   mkdir -p $($(package)_staging_prefix_dir)/include/sys && \
   cp includes/sys/sdt.h $($(package)_staging_prefix_dir)/include/sys/sdt.h
 endef

depends/patches/systemtap/fix_variadic_warning.patch

@@ -1,16 +0,0 @@
-Could be dropped after a migration to C++20.
-See: https://github.com/bitcoin/bitcoin/issues/26916.
-
-diff --git a/includes/sys/sdt.h b/includes/sys/sdt.h
-index 4075a5f..7c6138c 100644
---- a/includes/sys/sdt.h
-+++ b/includes/sys/sdt.h
-@@ -276,7 +276,7 @@ __extension__ extern unsigned long long __sdt_unsp;
-   _SDT_ASM_1(.purgem _SDT_TYPE_)					      \
-   _SDT_ASM_1(.purgem _SDT_TYPE)
- 
--#define _SDT_ASM_BODY(provider, name, pack_args, args, ...)		      \
-+#define _SDT_ASM_BODY(provider, name, pack_args, args)		            \
-   _SDT_DEF_MACROS							      \
-   _SDT_ASM_1(990:	_SDT_NOP)					      \
-   _SDT_ASM_3(		.pushsection .note.stapsdt,_SDT_ASM_AUTOGROUP,"note") \