Pin dependency babel-jest to v26.6.3

Author: renovate-bot

example/package.json

@@ -14,7 +14,7 @@
     "@types/react-dom": "16.9.14",
     "@types/react-router": "5.1.16",
     "@types/react-router-dom": "5.1.8",
-    "babel-jest": "^26.6.0",
+    "babel-jest": "26.6.3",
     "ionic-react-header-parallax": "0.1.1",
     "ionicons": "5.5.3",
     "react": "17.0.2",

example/yarn.lock

@@ -2696,7 +2696,7 @@ babel-extract-comments@^1.0.0:
   dependencies:
     babylon "^6.18.0"
 
-babel-jest@^26.6.0, babel-jest@^26.6.3:
+babel-jest@26.6.3, babel-jest@^26.6.0, babel-jest@^26.6.3:
   version "26.6.3"
   resolved "https://registry.yarnpkg.com/babel-jest/-/babel-jest-26.6.3.tgz#d87d25cb0037577a0c89f82e5755c5d293c01056"
   integrity sha512-pl4Q+GAVOHwvjrck6jKjvmGhnO3jHX/xuB9d27f+EJZ/6k+6nMuPjorrYp7s++bKKdANwzElBWnLWaObvTnaZA==