Remove backticks

Author: kgryte

lib/node_modules/@stdlib/string/replace/docs/repl.txt

@@ -1,6 +1,6 @@
 
 {{alias}}( str, search, newval )
-    Replaces `search` occurrences with a replacement string.
+    Replaces search occurrences with a replacement string.
 
     When provided a string as the search value, the function replaces *all*
     occurrences. To remove only the first match, use a regular expression.