docs: recount RSYNC_COMPAT summary after Phase-4 wave C (symlink-trust + devices + acl/xattr)

Wave C moved 12 rows: -l/--links now real (was Partial). New Implemented (7):
--munge-links, -k/--copy-dirlinks, -K/--keep-dirlinks, -D, -A/--acls, -X/--xattrs
(links was Partial->Implemented). New Partial (5): --devices, --specials,
--copy-devices, --write-devices, --fake-super. Summary: Implemented 94->101,
Partial 6->10, Not Implemented 41->30 (Total 147).

Final Phase-4 summary: 101/3/10/3/30 = 147; PROTOCOL_VERSION 2.13.0.

RSYNC_COMPAT.md

@@ -6,11 +6,11 @@ This document maps rsync's full feature set to FastSync's current implementation
 
 | Status | Count | Description |
 |--------|-------|-------------|
-| ✅ Implemented | 94 | Feature works end-to-end |
+| ✅ Implemented | 101 | Feature works end-to-end |
 | 🔀 Alt Arg | 3 | Functionality exists but under different flag/semantics |
-| ⚠️ Partial | 6 | Flag parsed/stored but behavior incomplete |
+| ⚠️ Partial | 10 | Flag parsed/stored but behavior incomplete |
 | 🔄 Compatibility No-op | 3 | Flag is accepted for CLI compatibility but has no effect |
-| ❌ Not Implemented | 41 | Flag not recognized or no behavior |
+| ❌ Not Implemented | 30 | Flag not recognized or no behavior |
 | **Total** | **147** | |
 
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