Added a pause script to test-utils

[jalextowle]

Adds a rust script for pausing the pool. This is the first rust script that we've used for protocol related tasks, and it's a good example for future scripts.

[github-actions]

Hyperdrive Gas Benchmark

Benchmark suite	Current: acf50e1	Previous: 1148b95	Deviation	Status
addLiquidity: min	733 gas	733 gas	0%	🟰
addLiquidity: avg	54102 gas	54072 gas	0.0555%	🚨
addLiquidity: max	96720 gas	96704 gas	0.0165%	🚨
checkpoint: min	558 gas	558 gas	0%	🟰
checkpoint: avg	47628 gas	47642 gas	-0.0294%	✅
checkpoint: max	99410 gas	99410 gas	0%	🟰
closeLong: min	755 gas	755 gas	0%	🟰
closeLong: avg	23630 gas	23397 gas	0.9959%	🚨
closeLong: max	114183 gas	114183 gas	0%	🟰
closeShort: min	802 gas	802 gas	0%	🟰
closeShort: avg	24832 gas	25012 gas	-0.7197%	✅
closeShort: max	111483 gas	111387 gas	0.0862%	🚨
initialize: min	662 gas	662 gas	0%	🟰
initialize: avg	177327 gas	177327 gas	0%	🟰
initialize: max	251633 gas	251633 gas	0%	🟰
openLong: min	757 gas	757 gas	0%	🟰
openLong: avg	56897 gas	56892 gas	0.0088%	🚨
openLong: max	218401 gas	218401 gas	0%	🟰
openShort: min	712 gas	712 gas	0%	🟰
openShort: avg	56203 gas	56235 gas	-0.0569%	✅
openShort: max	217803 gas	217803 gas	0%	🟰
removeLiquidity: min	777 gas	777 gas	0%	🟰
removeLiquidity: avg	75980 gas	75957 gas	0.0303%	🚨
removeLiquidity: max	203187 gas	203187 gas	0%	🟰

This comment was automatically generated by workflow using github-action-benchmark.

[coveralls]

coverage: 97.551%. remained the same when pulling acf50e1 on jalextowle/competition/pause-script into 1148b95 on main.

[jrhea]

This looks good. It would be nice if the readme had an example of how to run these bin scripts

[ryangoree]

lgtm