Update INSTALL to show explicit deprecation of the repository

3 jobs for energy-params in 1 minute and 59 seconds (queued for 1 second)
latest
Status Name Job ID Coverage
  Build
passed build:package #209062

00:01:34

 
  Test
failed build:documentation #209064

00:00:24

failed test:package #209063

00:00:25

 
Name Stage Failure
failed
build:documentation Test
  File "<string>", line 1, in <module>
File "/builds/spec-gmt/tkwant-energy-transport/build/lib.linux-x86_64-3.7/tkwant/leads.py", line 27, in <module>
import kwant_spectrum
ModuleNotFoundError: No module named 'kwant_spectrum'

make: *** [Makefile:222: doctest] Error 2
make: Leaving directory '/builds/spec-gmt/tkwant-energy-transport/doc'
Authenticating with credentials from /root/.docker/config.json
ERROR: Job failed: exit code 1
failed
test:package Test
-------------------------------------------------------------
TOTAL 1861 1810 763 0 2%

!!!!!!!!!!!!!!!!!!! Interrupted: 10 errors during collection !!!!!!!!!!!!!!!!!!!
============================== 10 errors in 1.53s ==============================
/usr/local/lib/python3.7/dist-packages/pep8.py:110: FutureWarning: Possible nested set at position 1
EXTRANEOUS_WHITESPACE_REGEX = re.compile(r'[[({] | []}),;:]')
Authenticating with credentials from /root/.docker/config.json
ERROR: Job failed: exit code 1