fix(comments): correct two misleading impl comments in sampler_core (rescan vs tally; re-dispatch vs recursion)

src/vst/sampler_core.cpp

@@ -104,7 +104,7 @@ double AdsrEnvelope::tick() {
                 // Fall through to Decay this frame so no extra unity sample is emitted for a
                 // zero-length hold (preserving the exact pre-S15 sample-for-sample shape).
                 level_ = 1.0;
-                // Re-dispatch by recursion-free goto-equivalent: evaluate Decay immediately.
+                // Single re-dispatch into Decay (bounded: Hold→Decay only; not a general recursion).
                 return tick();
             }
             level_ = 1.0;

src/vst/sampler_core.h

@@ -516,8 +516,8 @@ private:
     // one per the documented policy. Always returns a valid index (maxVoices >= 1).
     std::size_t allocateVoice();
 
-    // Count of active Preserve-engine voices (for the S16 Preserve cap). A cheap running tally
+    // Count of active Preserve-engine voices (for the S16 Preserve cap). Rescanned per note-on
-    // kept in sync at note-on/steal/free rather than rescanned per note.
+    // (cheap: bounded by maxVoices) rather than maintained as a running tally.
     std::size_t activePreserveVoices() const;
 
     std::vector<Voice> voices_;