Update publications.bib

publications.bib

@@ -1716,7 +1716,7 @@ and fully mechanise a novel, big-step semantics of WebAssembly, which we prove e
 to transitive closure, to the original WebAssembly small-step semantics. Wasm Logic is the first
 program logic for WebAssembly, and represents a first step towards the creation of static analysis
 tools for WebAssembly.},
-annote =     {Keywords: WebAssembly, program logic, separation logic, soundness, mechanisation}
+annote =     {Keywords: WebAssembly, program logic, separation logic, soundness, mechanisation},
 }
 
 @Article{ Dinsdale-Young2010Locality,