Updating the surrogate fits heading to also include the waveform models' internal fits being considered

Remnant-fits.md

@@ -322,7 +322,7 @@ Maximum difference for af_evol_avg: 9.770286555355057e-07
 
 * Again as a caveat, we have not looked at the special cases of spin-aligned or non-spinning PE runs yet. :construction:
 
-# surrogate fits
+# surrogate, SEOBNRv4PHM, and IMRPhenomPv3HM fits
 
 
 ## Related MRs