chore(deps-dev): Bump ts-jest from 26.5.0 to 26.5.6

Bumps [ts-jest](https://github.com/kulshekhar/ts-jest) from 26.5.0 to 26.5.6.
- [Release notes](https://github.com/kulshekhar/ts-jest/releases)
- [Changelog](https://github.com/kulshekhar/ts-jest/blob/master/CHANGELOG.md)
- [Commits](kulshekhar/ts-jest@v26.5.0...v26.5.6)

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

yarn.lock

@@ -703,7 +703,7 @@
   dependencies:
     "@types/istanbul-lib-report" "*"
 
-"@types/jest@26.x", "@types/jest@^26.0.15":
+"@types/jest@^26.0.15":
   version "26.0.20"
   resolved "https://registry.yarnpkg.com/@types/jest/-/jest-26.0.20.tgz#cd2f2702ecf69e86b586e1f5223a60e454056307"
   integrity sha512-9zi2Y+5USJRxd0FsahERhBwlcvFh6D2GLQnY2FH2BzK8J9s9omvNHIbvABwIluXa0fD8XVKMLTO0aOEuUfACAA==
@@ -2028,7 +2028,7 @@ human-signals@^1.1.1:
   resolved "https://registry.yarnpkg.com/human-signals/-/human-signals-1.1.1.tgz#c5b1cd14f50aeae09ab6c59fe63ba3395fe4dfa3"
   integrity sha512-SEQu7vl8KjNL2eoGBLF3+wAjpsNfA9XMlXAYj/3EdaNfAlxKthD1xjEQfGOUhllCGGJVNY34bRr6lPINhNjyZw==
 
-husky@^4.3.0:
+husky@4.x:
   version "4.3.8"
   resolved "https://registry.yarnpkg.com/husky/-/husky-4.3.8.tgz#31144060be963fd6850e5cc8f019a1dfe194296d"
   integrity sha512-LCqqsB0PzJQ/AlCgfrfzRe3e3+NvmefAdKQhRYpxS4u6clblBoDdzzvHi8fmxKRzvMxPY/1WZWzomPZww0Anow==
@@ -4322,11 +4322,10 @@ trim-off-newlines@^1.0.0:
   integrity sha1-n5up2e+odkw4dpi8v+sshI8RrbM=
 
 ts-jest@^26.4.2:
-  version "26.5.0"
-  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-26.5.0.tgz#3e3417d91bc40178a6716d7dacc5b0505835aa21"
-  integrity sha512-Ya4IQgvIFNa2Mgq52KaO8yBw2W8tWp61Ecl66VjF0f5JaV8u50nGoptHVILOPGoI7SDnShmEqnYQEmyHdQ+56g==
+  version "26.5.6"
+  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-26.5.6.tgz#c32e0746425274e1dfe333f43cd3c800e014ec35"
+  integrity sha512-rua+rCP8DxpA8b4DQD/6X2HQS8Zy/xzViVYfEs2OQu68tkCuKLV0Md8pmX55+W24uRIyAsf/BajRfxOs+R2MKA==
   dependencies:
-    "@types/jest" "26.x"
     bs-logger "0.x"
     buffer-from "1.x"
     fast-json-stable-stringify "2.x"