fix(deps): bump tslib from 2.6.0 to 2.6.1

Bumps [tslib](https://github.com/Microsoft/tslib) from 2.6.0 to 2.6.1.
- [Release notes](https://github.com/Microsoft/tslib/releases)
- [Commits](microsoft/tslib@2.6.0...v2.6.1)

---
updated-dependencies:
- dependency-name: tslib
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -6,7 +6,7 @@
   "bugs": "https://github.com/oclif/plugin-which/issues",
   "dependencies": {
     "@oclif/core": "^2.11.1",
-    "tslib": "^2.6.0"
+    "tslib": "^2.6.1"
   },
   "devDependencies": {
     "@oclif/plugin-help": "^5.2.14",

yarn.lock

@@ -5143,10 +5143,10 @@ tslib@^1.8.1:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.14.1.tgz#cf2d38bdc34a134bcaf1091c41f6619e2f672d00"
   integrity sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg==
 
-tslib@^2, tslib@^2.1.0, tslib@^2.3.1, tslib@^2.5.0, tslib@^2.6.0:
-  version "2.6.0"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.6.0.tgz#b295854684dbda164e181d259a22cd779dcd7bc3"
-  integrity sha512-7At1WUettjcSRHXCyYtTselblcHl9PJFFVKiCAy/bY97+BPZXSQ2wbq0P9s8tK2G7dFQfNnlJnPAiArVBVBsfA==
+tslib@^2, tslib@^2.1.0, tslib@^2.3.1, tslib@^2.5.0, tslib@^2.6.1:
+  version "2.6.1"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.6.1.tgz#fd8c9a0ff42590b25703c0acb3de3d3f4ede0410"
+  integrity sha512-t0hLfiEKfMUoqhG+U1oid7Pva4bbDPHYfJNiB7BiIjRkj1pyC++4N3huJfqY6aRH6VTB0rvtzQwjM4K6qpfOig==
 
 tsutils@^3.21.0:
   version "3.21.0"