Bump jest from 25.5.3 to 26.1.0

Bumps [jest](https://github.com/facebook/jest) from 25.5.3 to 26.1.0.
- [Release notes](https://github.com/facebook/jest/releases)
- [Changelog](https://github.com/facebook/jest/blob/master/CHANGELOG.md)
- [Commits](jestjs/jest@v25.5.3...v26.1.0)

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

Author: dependabot-preview[bot]

package.json

@@ -20,7 +20,7 @@
     "eslint-plugin-prettier": "^3.0.0",
     "eslint-plugin-react": "^7.11.1",
     "husky": "^4.2.1",
-    "jest": "^25.1.0",
+    "jest": "^26.1.0",
     "lerna": "^3.8.4",
     "lint-staged": "^10.0.3",
     "prettier": "^2.0.2"

packages/css-customs-loader/package.json

@@ -49,7 +49,7 @@
   },
   "devDependencies": {
     "css-loader": "^3.2.0",
-    "jest": "^25.1.0",
+    "jest": "^26.1.0",
     "less": "^3.9.0",
     "less-loader": "^6.0.0",
     "memory-fs": "^0.5.0",

packages/css-customs-loader/test/__snapshots__/index.test.js.snap

@@ -15,15 +15,15 @@ Error:
 postcss-loader is missing, you need to use it in order for css-customs-loader to work properly.
   
     at Object.<anonymous> (<CWD>/packages/css-customs-loader/lib/errors.js:8:32)
-    at Runtime._execModule (<CWD>/node_modules/jest-runtime/build/index.js:1207:24)
-    at Runtime._loadModule (<CWD>/node_modules/jest-runtime/build/index.js:807:12)
-    at Runtime.requireModule (<CWD>/node_modules/jest-runtime/build/index.js:664:10)
-    at Runtime.requireModuleOrMock (<CWD>/node_modules/jest-runtime/build/index.js:828:21)
+    at Runtime._execModule (<CWD>/node_modules/jest-runtime/build/index.js:1217:24)
+    at Runtime._loadModule (<CWD>/node_modules/jest-runtime/build/index.js:828:12)
+    at Runtime.requireModule (<CWD>/node_modules/jest-runtime/build/index.js:679:10)
+    at Runtime.requireModuleOrMock (<CWD>/node_modules/jest-runtime/build/index.js:849:21)
     at Object.require (<CWD>/packages/css-customs-loader/lib/index.js:9:15)
-    at Runtime._execModule (<CWD>/node_modules/jest-runtime/build/index.js:1207:24)
-    at Runtime._loadModule (<CWD>/node_modules/jest-runtime/build/index.js:807:12)
-    at Runtime.requireModule (<CWD>/node_modules/jest-runtime/build/index.js:664:10)
-    at Runtime.requireModuleOrMock (<CWD>/node_modules/jest-runtime/build/index.js:828:21)"
+    at Runtime._execModule (<CWD>/node_modules/jest-runtime/build/index.js:1217:24)
+    at Runtime._loadModule (<CWD>/node_modules/jest-runtime/build/index.js:828:12)
+    at Runtime.requireModule (<CWD>/node_modules/jest-runtime/build/index.js:679:10)
+    at Runtime.requireModuleOrMock (<CWD>/node_modules/jest-runtime/build/index.js:849:21)"
 `;
 
 exports[`emits an error when postcss-preset-env is missing 1`] = `
@@ -33,13 +33,13 @@ Error:
 postcss-preset-env is missing from your plugins, you need to use it in order for css-customs-loader to work properly.
   
     at Object.<anonymous> (<CWD>/packages/css-customs-loader/lib/errors.js:14:35)
-    at Runtime._execModule (<CWD>/node_modules/jest-runtime/build/index.js:1207:24)
-    at Runtime._loadModule (<CWD>/node_modules/jest-runtime/build/index.js:807:12)
-    at Runtime.requireModule (<CWD>/node_modules/jest-runtime/build/index.js:664:10)
-    at Runtime.requireModuleOrMock (<CWD>/node_modules/jest-runtime/build/index.js:828:21)
+    at Runtime._execModule (<CWD>/node_modules/jest-runtime/build/index.js:1217:24)
+    at Runtime._loadModule (<CWD>/node_modules/jest-runtime/build/index.js:828:12)
+    at Runtime.requireModule (<CWD>/node_modules/jest-runtime/build/index.js:679:10)
+    at Runtime.requireModuleOrMock (<CWD>/node_modules/jest-runtime/build/index.js:849:21)
     at Object.require (<CWD>/packages/css-customs-loader/lib/index.js:9:15)
-    at Runtime._execModule (<CWD>/node_modules/jest-runtime/build/index.js:1207:24)
-    at Runtime._loadModule (<CWD>/node_modules/jest-runtime/build/index.js:807:12)
-    at Runtime.requireModule (<CWD>/node_modules/jest-runtime/build/index.js:664:10)
-    at Runtime.requireModuleOrMock (<CWD>/node_modules/jest-runtime/build/index.js:828:21)"
+    at Runtime._execModule (<CWD>/node_modules/jest-runtime/build/index.js:1217:24)
+    at Runtime._loadModule (<CWD>/node_modules/jest-runtime/build/index.js:828:12)
+    at Runtime.requireModule (<CWD>/node_modules/jest-runtime/build/index.js:679:10)
+    at Runtime.requireModuleOrMock (<CWD>/node_modules/jest-runtime/build/index.js:849:21)"
 `;

packages/gatsby-plugin-css-customs/package.json

@@ -43,7 +43,7 @@
   "devDependencies": {
     "gatsby-plugin-css-modules-flow-types": "^0.1.1",
     "gatsby-plugin-postcss": "^2.0.2",
-    "jest": "^25.1.0"
+    "jest": "^26.1.0"
   },
   "jest": {
     "testEnvironment": "node",