Metadata revisions for happy-1.19.11

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No.	Time	User	SHA256
-r1 (happy-1.19.11-r1)	2022-05-08T00:28:50Z	sjakobi	c05d9901d9f6422c6194873d86dd398dd6dcb8f3284cc49e4249a7e7515989da
	Changed the executable 'happy' component's library dependency on 'mtl' from >=2.2.1 to >=2.2.1 && <2.3
-r0 (happy-1.19.11-r0)	2019-06-06T08:29:03Z	SimonMarlow	d262074135dd597bd1de5d271cc4e03cdceb5040584d3f70a011822e5b4c2ddf