Add missing release notes for v0.1.1 #2155

Job	Run time
Pre-commit	1m 37s
Run policy-related tests with GR00T & cuda12_8 deps	34m 27s
Build the docs (pre-merge)	1m 48s
Run tests	17m 19s
Build & push NGC image (post-merge)	0s
	55m 11s

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