update to newer version of edx-lint that includes updated unicode-format-string rule

requirements/edx/development.txt

@@ -138,7 +138,7 @@ edx-django-utils==1.0.3
 edx-drf-extensions==2.0.1
 edx-enterprise==1.2.10
 edx-i18n-tools==0.4.8
-edx-lint==1.0.0
+edx-lint==1.1.0
 edx-milestones==0.1.13
 edx-oauth2-provider==1.2.2
 edx-opaque-keys[django]==0.4.4

requirements/edx/testing.in

@@ -24,7 +24,7 @@ caniusepython3            # Library for checking the ability to upgrade to pytho
 cssselect                 # Used to extract HTML fragments via CSS selectors in 2 test cases and pyquery
 ddt                       # Run a test case multiple times with different input; used in many, many of our tests
 edx-i18n-tools>=0.4.6     # Commands for developers and translators to extract, compile and validate translations
-edx-lint==1.0.0           # pylint extensions for Open edX repositories
+edx-lint==1.1.0           # pylint extensions for Open edX repositories
 factory_boy==2.8.1        # Library for creating test fixtures, used in many tests
 freezegun                 # Allows tests to mock the output of assorted datetime module functions
 httpretty                 # Library for mocking HTTP requests, used in many tests

requirements/edx/testing.txt

@@ -133,7 +133,7 @@ edx-django-utils==1.0.3
 edx-drf-extensions==2.0.1
 edx-enterprise==1.2.10
 edx-i18n-tools==0.4.8
-edx-lint==1.0.0
+edx-lint==1.1.0
 edx-milestones==0.1.13
 edx-oauth2-provider==1.2.2
 edx-opaque-keys[django]==0.4.4