Add an article (#42661)

Author: lalitshankarch

doc/man/julia.1

@@ -25,7 +25,7 @@
 
 .\" from the front page of https://julialang.org/
 .SH NAME
-julia - high-level, high-performance dynamic programming language for technical computing
+julia - a high-level, high-performance dynamic programming language for technical computing
 
 .SH SYNOPSIS
 julia [option] [program] [args..]