v2.7.1

Fixes:

• fix(style-compiler): fix vendor-prefixed animation properties (#2620)
• fix(template-compiler): preserve attribute name for properties (#2616)
• fix: revert "perf: hoist static objects/arrays in templates (#2589)" (#2617)
• fix(synthetic-shadow): synthetic shadow doesn't preserve assignedSlot behavior (#2547)

Internal:

• refactor(features): enable mixed shadow mode by default (#2611)
• perf: hoist static objects/arrays in templates (#2589)

Full changelog: v2.7.0..v2.7.1