Fixes build with glibc 2.25 as well (according to Staging:Gcc7 which has new glibc)

- Update to gdb 7.12.1
* negative repeat count for x examines backwards
* fortran: support structs/arrays with dynamically types fields
* support MPX bound checking
* support for the Rust language
* 'catch syscall' now can catch groups of related syscalls
* New (sub)commands:
- skip {-file,-gfile,-function,-rfunction}: generic skip
mechanism
- maint {selftest,info line-table}
- new-ui: create new user interface for GUI clients
* (fast) tracepoints on s390x and ppc64le added to gdbserver
* New target Andes NDS32
- Add rpmlint exception for historic libinproctrace place
- Remove obsolete patches:
gdb-aarch64-v81-hwbreakpoints.diff
gdb-bare-DW_TAG_lexical_block-1of2.patch
gdb-bare-DW_TAG_lexical_block-2of2.patch
gdb-fortran-stride-intel-1of6.patch
gdb-fortran-stride-intel-2of6.patch
gdb-fortran-stride-intel-3of6.patch
gdb-fortran-stride-intel-4of6.patch
gdb-fortran-stride-intel-5of6.patch
gdb-fortran-stride-intel-6of6-nokfail.patch
gdb-fortran-stride-intel-6of6.patch
gdb-testsuite-dw2-undefined-ret-addr.patch
gdb-vla-intel-04of23-fix.patch
gdb-vla-intel-logical-not.patch
gdb-vla-intel.patch
- Add patches from Fedora package: