Avoid memsets for constant collections where possible

• Analysis to determine which collection constants actually need to be memset to zero.
• NoResetConstant schedule to encode analysis result persistently.
• Use NoResetConstant in backends to not generate memsets.

requested review from @aaronjc4

assigned to @rarbore2

added 1 commit

• 4a70e1c7 - fix implicit_clone

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• 7114b208 - fix cava gpu ci for now

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added 3 commits

• 7114b208...5207f14c - 2 commits from branch main
• 2fc8c92d - Merge remote-tracking branch 'origin/main' into avoid_memsets

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added 1 commit

• 6b39e69c - fix for edge_detection

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mentioned in commit 3d380bdf

merged