fix: use createTempPath for Rust

Author: aminya

lib/grammars/index.js

@@ -520,7 +520,8 @@ const OtherGrammars = {
         if (windows) {
           return [`/c rustc ${filepath} && ${filename.slice(0, Number(-4) + 1 || undefined)}.exe`]
         } else {
-          return ["-c", `rustc '${filepath}' -o /tmp/rs.out && /tmp/rs.out`]
+          const tempOutFile = GrammarUtils.createTempPath("rs-", ".out")
+          return ["-c", `rustc '${filepath}' -o ${tempOutFile} && ${tempOutFile}`]
         }
       },
     },