increase memory limits on all service catalog pods

[jboyd01]

fighting issues with continuous restarts on pods, bumping up memory a bit, need to do a round of performance runs but need immediate relief for broker developers.

[jboyd01]

/test e2e-aws-olm

[ecordell]

/approve
/lgtm

[openshift-ci-robot]

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This pull-request has been approved by: ecordell

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[openshift-ci-robot]

@jboyd01: The following test failed, say /retest to rerun them all:

Test name	Commit	Details	Rerun command
ci/prow/e2e-aws-olm	9d0b070	link	/test e2e-aws-olm

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

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