- Update to 2.29 (@5d25156), upstream fix for PR21884, as
well as PRs 18808 18841 21840 21988 21910 21962 21964.

- Last fixes for PR21884 weren't complete, adjust
binutils-2.29-branch.diff some more for this.

- Update to 2.29 branch (@de44148c), fixing PR21884, a segfault
in ld while building memtest86+ .
Changes binutils-2.29-branch.diff.

- Update to 2.29 branch, fixing PR21847, affecting the ppc64le
ABI in corner cases since 2.29 release.
Adds binutils-2.29-branch.diff.
- Remove binutils-2.29-gold-mips.patch, obsolete by the update.

- Add binutils-2.29-gold-mips.patch to fix build on SLE-11.

- Update to binutils 2.29.
* The MIPS port now supports microMIPS eXtended Physical Addressing (XPA)
instructions for assembly and disassembly.
* The MIPS port now supports the microMIPS Release 5 ISA for assembly and
disassembly.
* The MIPS port now supports the Imagination interAptiv MR2 processor,
which implements the MIPS32r3 ISA, the MIPS16e2 ASE as well as a couple
of implementation-specific regular MIPS and MIPS16e2 ASE instructions.
* The SPARC port now supports the SPARC M8 processor, which implements the
Oracle SPARC Architecture 2017.
* The MIPS port now supports the MIPS16e2 ASE for assembly and disassembly.
* Add support for ELF SHF_GNU_MBIND and PT_GNU_MBIND_XXX.
* Add support for the wasm32 ELF conversion of the WebAssembly file format.