build: Updating mediawiki/minus-x to 0.3.2
build: Updating mediawiki/minus-x to 0.3.2

Additional changes:
* Added .eslintcache to .gitignore.

Change-Id: I04c1dd159a935a7a2c261fb3582d672082182bb8

wikimedia/mediawiki-extensions-Poem,wikimedia/mediawiki-extensions-Poem