3.2.0 to 3.3.0 Documentation Update

[cabrilo]

• transactions: Updated the pipeline sections to 3.3.0. Added the fees and reserves, sponsorship, and batch sections.
• credentials: Reflected sponsor amendment additions and the pseudo-account subject restriction.
• trust_lines: Reflected sponsor amendment additions and the fixDisallowIncomingV1 retirement.
• payments: Reflected sponsored account creation, batch result codes, and the delegated mint and burn rework.
• mpts: Rewrote the DynamicMPT mutability model. Added confidential balances. Reflected sponsor amendment additions and the authorization reordering.
• offers: Reflected the hybrid offer eviction fix.
• flow (README and steps): Reflected the domain book fixes (hybrid eviction, AMM quality estimation).
• amms (README, deposit, withdraw, helpers): Reflected the freeze handling changes, precision loss reporting, the EPrice zero-denominator guard, and the vault share restriction.
• permissioned_domains: Reflected the hybrid offer eviction and domain book quality fixes.
• path_finding: No behavior changes to reflect.
• All documents: Footnotes re-anchored where the cited code changed. Unchanged citations stay at the 3.2.0 tag.