docs: refresh generated tutorial indexes

README.md

@@ -78,8 +78,8 @@ Networking:
 - [lesson 46-xdp-test](src/46-xdp-test/README.md) Building a High-Performance XDP Packet Generator
 - [lesson 50-tcx](src/50-tcx/README.md) Composable Traffic Control with TCX Links
 - [lesson 53-egress-pacer](src/53-egress-pacer/README.md) Building an Egress Pacer with BPF Qdisc
-- [lesson 56-tc-flow-index](src/56-tc-flow-index/README.md) Index TC Flows in Two Refcounted rbtrees
-- [lesson 60-afxdp-dump](src/60-afxdp-dump/README.md) Receive UDP Packets with AF_XDP
+- [lesson 56-tc-flow-index](src/56-tc-flow-index/README.md) Building a Top-Flow Monitor with Dual Rbtree Indexing
+- [lesson 60-afxdp-dump](src/60-afxdp-dump/README.md) High-Performance UDP Packet Capture with AF_XDP
 
 
 Tracing:
@@ -92,7 +92,7 @@ Tracing:
 - [lesson 40-mysql](src/40-mysql/README.md) Using eBPF to Trace MySQL Queries
 - [lesson 48-energy](src/48-energy/README.md) Energy Monitoring for Process-Level Power Analysis
 - [lesson 52-fsession-latency](src/52-fsession-latency/README.md) Tracing Slow vfs_read Calls with fsession
-- [lesson 57-oom-watch](src/57-oom-watch/README.md) Profile memcg Reclaim Before an OOM Kill
+- [lesson 57-oom-watch](src/57-oom-watch/README.md) Profiling Memory Reclaim Before an OOM Kill
 
 
 Security:
@@ -105,7 +105,7 @@ Security:
 - [lesson 34-syscall](src/34-syscall/README.md) Modifying System Call Arguments with eBPF
 - [lesson 51-tcp-quarantine](src/51-tcp-quarantine/README.md) Precisely Isolating Established TCP Connections
 - [lesson 54-exec-image-inspector](src/54-exec-image-inspector/README.md) Inspecting the Executable Image After exec
-- [lesson 55-dns-egress](src/55-dns-egress/README.md) Build a DNS-Derived IP Allowlist with cgroup BPF
+- [lesson 55-dns-egress](src/55-dns-egress/README.md) Building a DNS-Derived IP Allowlist with cgroup BPF
 
 
 Features: