[evolution] M!47 - README.md: Remove reference to ACLOCAL_FLAGS

[Milan Crha <mcrha src gnome org>]

commit f7d90639e98e30ff3ca20465a930cc8ee6a50fcc
Author: Дилян Палаузов <git-dpa aegee org>
Date:   Sat Mar 21 08:00:24 2020 +0000

    M!47 - README.md: Remove reference to ACLOCAL_FLAGS
    
    Autotools are not used anymore.
    
    Closes https://gitlab.gnome.org/GNOME/evolution/-/merge_requests/47

 README.md | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
---
diff --git a/README.md b/README.md
index cf8eca8f0c..375a6ba271 100644
--- a/README.md
+++ b/README.md
@@ -82,7 +82,7 @@ following things:
 
 * Set the environment variables to contain a colon-separated list
   of all the directories that will be involved in the build.
-  The environment variables are `ACLOCAL_FLAGS`, `GSETTINGS_SCHEMA_DIR`,
+  The environment variables are `GSETTINGS_SCHEMA_DIR`,
   `LD_LIBRARY_PATH`, `PATH` and `PKG_CONFIG_PATH`.
 
   For example, if you have GNOME installed in `/usr` and you
@@ -91,7 +91,6 @@ following things:
   (assuming you are using Bash):
 
   ```bash
-  export ACLOCAL_FLAGS="-I /opt/evolution/share/aclocal"
   export GSETTINGS_SCHEMA_DIR="/opt/evolution/share/glib-2.0/schemas"
   export LD_LIBRARY_PATH=/opt/evolution/lib:$LD_LIBRARY_PATH
   export PATH=/opt/evolution/bin:$PATH