tests: fix spurious failures in the TI-LFA topotest

[rwestphal]

Skip comparing neighbor-extended-circuit-id in yang output. They
are not consistent.

This is similar to commit ecc11c9 which fixed the same
problem in the IS-IS SR topotest.

Signed-off-by: Renato Westphal renato@opensourcerouting.org

[LabN-CI]

💚 Basic BGPD CI results: SUCCESS, 0 tests failed

Results table

_	_
Result	SUCCESS git merge/7335 955c9b4
Date	10/16/2020
Start	19:50:36
Finish	20:16:42
Run-Time	26:06
Total	1815
Pass	1815
Fail	0
Valgrind-Errors	0
Valgrind-Loss	0
Details	vncregress-2020-10-16-19:50:36.txt
Log	autoscript-2020-10-16-19:51:34.log.bz2
Memory	502 491 429

For details, please contact louberger

[NetDEF-CI]

Continuous Integration Result: SUCCESSFUL

Congratulations, this patch passed basic tests

Tested-by: NetDEF / OpenSourceRouting.org CI System

CI System Testrun URL: https://ci1.netdef.org/browse/FRR-FRRPULLREQ-14808/

This is a comment from an automated CI system.
For questions and feedback in regards to this CI system, please feel free to email
Martin Winter - mwinter (at) opensourcerouting.org.

Warnings Generated during build:

Debian 10 amd64 build: Successful with additional warnings

Debian Package lintian failed for Debian 10 amd64 build:
(see full package build log at https://ci1.netdef.org/browse/FRR-FRRPULLREQ-14808/artifact/DEB10BUILD/ErrorLog/log_lintian.txt)

W: frr source: pkg-js-tools-test-is-missing
W: frr source: newer-standards-version 4.5.0.3 (current is 4.3.0)
W: frr source: pkg-js-tools-test-is-missing
W: frr source: newer-standards-version 4.5.0.3 (current is 4.3.0)
W: frr-pythontools: changelog-file-missing-explicit-entry 6.0-2 -> 7.6-dev-20201016-02-g955c9b438-0 (missing) -> 7.6-dev-20201016-02-g955c9b438-0~deb10u1
W: frr-snmp: changelog-file-missing-explicit-entry 6.0-2 -> 7.6-dev-20201016-02-g955c9b438-0 (missing) -> 7.6-dev-20201016-02-g955c9b438-0~deb10u1
W: frr-doc: changelog-file-missing-explicit-entry 6.0-2 -> 7.6-dev-20201016-02-g955c9b438-0 (missing) -> 7.6-dev-20201016-02-g955c9b438-0~deb10u1
W: frr-rpki-rtrlib: changelog-file-missing-explicit-entry 6.0-2 -> 7.6-dev-20201016-02-g955c9b438-0 (missing) -> 7.6-dev-20201016-02-g955c9b438-0~deb10u1
W: frr: changelog-file-missing-explicit-entry 6.0-2 -> 7.6-dev-20201016-02-g955c9b438-0 (missing) -> 7.6-dev-20201016-02-g955c9b438-0~deb10u1