Bug 1679065 - Update dependency pylint to v2.6.0 r=linter-reviewers,marco DONTBUILD

Reported here: https://github.com/sylvestre/gecko-dev/pull/207/files

Differential Revision: https://phabricator.services.mozilla.com/D97896

tools/lint/python/pylint_requirements.txt

@@ -1,6 +1,6 @@
-pylint==2.5.3 \
-    --hash=sha256:7dd78437f2d8d019717dbf287772d0b2dbdfd13fc016aa7faa08d67bccc46adc \
-    --hash=sha256:d0ece7d223fe422088b0e8f13fa0a1e8eb745ebffcb8ed53d3e95394b6101a1c
+pylint==2.6.0 \
+    --hash=sha256:bb4a908c9dadbc3aac18860550e870f58e1a02c9f2c204fdf5693d73be061210 \
+    --hash=sha256:bfe68f020f8a0fece830a22dd4d5dddb4ecc6137db04face4c3420a46a52239f
 toml==0.10.1 \
     --hash=sha256:926b612be1e5ce0634a2ca03470f95169cf16f939018233a670519cb4ac58b0f \
     --hash=sha256:bda89d5935c2eac546d648028b9901107a595863cb36bae0c73ac804a9b4ce88