[gcc r15-1029] doc: Streamline recommendation of GNU awk

[Gerald Pfeifer]

https://gcc.gnu.org/g:993142677e2cf780ef578e1d46309f0042743dd5

commit r15-1029-g993142677e2cf780ef578e1d46309f0042743dd5
Author: Gerald Pfeifer <gerald@pfeifer.com>
Date:   Wed Jun 5 09:26:58 2024 +0200

    doc: Streamline recommendation of GNU awk
    
    GNU awk 3.1.5 was released in August 2005; no need to specify this in
    the context of "recent version".
    
    gcc:
            PR other/69374
            * doc/install.texi (Prerequisites): Drop reference to GNU awk
            version 3.1.5. Remove fluff.

Diff:
---
 gcc/doc/install.texi | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi
index c781646ac1f..906c78aaca5 100644
--- a/gcc/doc/install.texi
+++ b/gcc/doc/install.texi
@@ -339,8 +339,7 @@ work when configuring GCC@.
 @item A POSIX or SVR4 awk
 
 Necessary for creating some of the generated source files for GCC@.
-If in doubt, use a recent GNU awk version, as some of the older ones
-are broken.  GNU awk version 3.1.5 is known to work.
+If in doubt, use a recent GNU awk version.
 
 @item GNU binutils