small_fix_md: changed title2 to title3

jvdp1 · jvdp1 · commit eeb65d16bc40 · 2020-07-28T19:49:27.000+02:00
diff --git a/doc/specs/stdlib_linalg.md b/doc/specs/stdlib_linalg.md
@@ -105,7 +105,7 @@ Experimental
 
 Construct the identity matrix
 
-## Syntax
+### Syntax
 
 `I = [[stdlib_linalg(module):eye(function)]](n)`
 
