[do-not-merge] chore: update some nonbreaking major packages

[hoobdeebla]

Updates many major and some minor packages, removes duplicate dependencies and stub types. Major changes:

Package	Change	Breaking Changes
babel-plugin-macros	^2.8.0 -> ^3.0.1	require Node 10
babel-plugin-react-css-modules	^3.4.2 -> ^5.2.6	require Babel 7
boxen	^4.2.0 -> ^5.0.0	require Node 10
cache-manager	^2.11.1 -> ^3.4.1	none
change-case	change-case ^3.1.0 -> camel-case ^4.1.2	split methods into lerna-managed packages
coffee-loader	^0.9.0 -> ^2.0.0	require Node 10, webpack 5
commander	^2.20.3 -> ^7.2.0	require Node 6
dataloader	^1.4.0 -> ^2.0.0	none that affect usage in gatsby-plugin-mdx
debug	^3.2.7 -> ^4.3.1	require Node 6
deep-map-keys	^1.2.0 -> ^2.0.1	require Node 6
del	^5.1.0 -> ^6.0.3	require Node 10
do-sync	^2.2.0 -> ^3.0.2	none
enhanced-resolve	^4.2.0 -> ^5.7.0	none that affect usage in gatsby
escape-string-regexp	^1.0.5 -> ^4.0.0	require Node 10
execa	^3.4.0 -> ^5.0.0	require Node 10
faker	^4.1.0 -> ^5.5.1	none
file-type	^15.0.1 -> ^16.3.0	none that affect usage in gatsby-source-wordpress
friendly-errors-webpack-plugin	1.7.0-chalk2 -> ^2.0.0-beta.2	none
fs-extra	^8.1.0 -> ^9.1.0	require Node 10, use native recursive fs.mkdir for ensureDir* where possible
gatsby-plugin-webfonts	^1.1.4 -> ^2.1.0	none
globby	^10.0.2 -> ^11.0.3	require Node 10
graphql-request	^1.8.2 -> ^3.4.0	none
hosted-git-info	^3.0.6 -> ^4.0.2	none that affect usage in gatsby
husky	3.1.0 -> ^6.0.0	require Node 10, restructure hooks
inquirer	^6.5.2 -> ^8.0.0	require Node 12
is-online	^8.5.1 -> ^9.0.0	require Node 10
jest-environment-jsdom-fourteen	^0.1.0 -> ^1.0.1	none
jest-diff	^24.9.0 -> ^26.6.2	require Node 10
jest-worker	^24.9.0 -> ^26.3.0	require Node 10
lerna	^3.22.5 -> ^4.0.0	require Node 10
loader-utils	^1.4.0 -> ^2.0.0	require Node 8
markdown-magic	^0.2.1 -> ^1.0.0	none
meant	^1.0.1 -> ^2.0.1	none
mkdirp	^0.5.1 -> ^1.0.4	require Node 10
mitt	^1.2.0 -> ^2.1.0	none since we don't pass an object to mitt
npm-package-arg	^6.1.1 -> ^8.1.2	require Node 10
parse-numeric-range	^0.0.2 -> ^1.2.0	call module via default import instead of .parse() method
pkg-dir	^4.2.0 -> ^5.0.0	require Node 10
plop	^1.9.1 -> ^2.7.4	require Node 8
postcss-loader	^4.1.0 -> ^5.2.0	require webpack 5
pretty-error	^2.1.1 -> ^3.0.3	require Node 10
probe-image-size	^6.0.0 -> ^7.0.1	none
puppeteer	^3.3.0 -> ^8.0.0	none that affect usage in gatsby-plugin-preload-fonts
sass-loader	^10.1.1 -> ^11.0.1	require webpack 5
string-similarity	^1.2.2 -> ^4.0.2	none
strip-ansi	^5.2.0 -> ^6.0.0	require Node 8
tmp-promise	^2.1.0 -> ^3.0.2	none
toml	^2.3.6 -> ^3.0.0	reverts behavior from 2.3.6, identical to 2.3.5
unified	^6.2.0 -> ^9.2.1	none that affect usage in gatsby packages
urql	^1.9.7 -> ^2.0.1	none that affect usage in gatsby packages
webpack-virtual-modules	^0.3.2 -> ^0.4.2	none

[LekoArts]

Closing this PR as it seems automated and not actionable anymore. Some of the dependencies were updated, some not. Smaller PRs with only a couple of dependencies are better than one big PR with a lot of them.