[Pce] Two PCE drafts that need to be coordinated with IDR

There are two PCE drafts on IETF-122 schedule that need to be coordinated with IDR: draft-all-pce-srv6-policy-sid-list-optimization - The equivalent IDR draft is draft-ali-idr-srv6-policy-sid-list-optimization-00 At the IDR meeting, Bruno (spring) brought up that bit flags should be coordinate

[Pce] Milestones changed for pce WG

Changed milestone "Submit SR-Algorithm Extension as Proposed Standard", set state to active from review, accepting new milestone. Changed milestone "Submit State-sync extension as Proposed Standard", set state to active from review, accepting new milestone. Changed milestone "Submit PCECC extensi