README: update requested autoconf version 2.69
authorAntonio Borneo <borneo.antonio@gmail.com>
Thu, 18 Mar 2021 15:14:04 +0000 (16:14 +0100)
committerAntonio Borneo <borneo.antonio@gmail.com>
Fri, 19 Mar 2021 22:02:11 +0000 (22:02 +0000)
Commit 4c00f96fc2e3 ("configure.ac: switch to autoconf 2.69")
changes the required minor version of autoconf.

Update the README file accordingly.

Change-Id: I98b32b888ff531300f03c4ef9ebcbf8110509e52
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/6114
Tested-by: jenkins
Reviewed-by: Marc Schink <dev@zapb.de>

No differences found