Bump tslint from 6.1.0 to 6.1.1

Bumps [tslint](https://github.com/palantir/tslint) from 6.1.0 to 6.1.1.
- [Release notes](https://github.com/palantir/tslint/releases)
- [Changelog](https://github.com/palantir/tslint/blob/master/CHANGELOG.md)
- [Commits](palantir/tslint@6.1.0...6.1.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

yarn.lock

@@ -5776,7 +5776,7 @@ mixin-deep@^1.2.0:
     for-in "^1.0.2"
     is-extendable "^1.0.1"
 
-mkdirp@0.5.1, mkdirp@^0.5.1:
+mkdirp@0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   integrity sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=
@@ -5788,6 +5788,13 @@ mkdirp@1.x:
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-1.0.3.tgz#4cf2e30ad45959dddea53ad97d518b6c8205e1ea"
   integrity sha512-6uCP4Qc0sWsgMLy1EOqqS/3rjDHOEnsStVr/4vtAIK2Y5i2kA7lFFejYrpIyiN9w0pYf4ckeCYT9f1r1P9KX5g==
 
+mkdirp@^0.5.1, mkdirp@^0.5.3:
+  version "0.5.4"
+  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.4.tgz#fd01504a6797ec5c9be81ff43d204961ed64a512"
+  integrity sha512-iG9AK/dJLtJ0XNgTuDbSyNS3zECqDlAhnQW4CsNxBG3LQJBbHmRX1egw39DmtOdCAqY+dKXV+sgPgilNWUKMVw==
+  dependencies:
+    minimist "^1.2.5"
+
 moment@2.24.0:
   version "2.24.0"
   resolved "https://registry.yarnpkg.com/moment/-/moment-2.24.0.tgz#0d055d53f5052aa653c9f6eb68bb5d12bf5c2b5b"
@@ -7985,9 +7992,9 @@ tslint-eslint-rules@^5.3.1:
     tsutils "^3.0.0"
 
 tslint@^6.0.0:
-  version "6.1.0"
-  resolved "https://registry.yarnpkg.com/tslint/-/tslint-6.1.0.tgz#c6c611b8ba0eed1549bf5a59ba05a7732133d851"
-  integrity sha512-fXjYd/61vU6da04E505OZQGb2VCN2Mq3doeWcOIryuG+eqdmFUXTYVwdhnbEu2k46LNLgUYt9bI5icQze/j0bQ==
+  version "6.1.1"
+  resolved "https://registry.yarnpkg.com/tslint/-/tslint-6.1.1.tgz#ac03fbd17f85bfefaae348b353b25a88efe10cde"
+  integrity sha512-kd6AQ/IgPRpLn6g5TozqzPdGNZ0q0jtXW4//hRcj10qLYBaa3mTUU2y2MCG+RXZm8Zx+KZi0eA+YCrMyNlF4UA==
   dependencies:
     "@babel/code-frame" "^7.0.0"
     builtin-modules "^1.1.1"
@@ -7997,7 +8004,7 @@ tslint@^6.0.0:
     glob "^7.1.1"
     js-yaml "^3.13.1"
     minimatch "^3.0.4"
-    mkdirp "^0.5.1"
+    mkdirp "^0.5.3"
     resolve "^1.3.2"
     semver "^5.3.0"
     tslib "^1.10.0"