feat(users/Profpatsch): init initial aerc config

aerc is a mail client. It needs some ini files to work.
This is an initial attempt at generating them.

Change-Id: I087955f19d2c4527275500a1e13eeb071c98a7b9
Reviewed-on: https://cl.tvl.fyi/c/depot/+/5526
Tested-by: BuildkiteCI
Reviewed-by: Profpatsch <mail@profpatsch.de>

users/Profpatsch/aerc-no-config-perms.patch

@@ -0,0 +1,12 @@
+diff --git a/config/config.go b/config/config.go
+index 0472daf..5eed379 100644
+--- a/config/config.go
++++ b/config/config.go
+@@ -779,6 +779,7 @@ func (config *AercConfig) LoadBinds(binds *ini.File, baseName string, baseGroup
+ // checkConfigPerms checks for too open permissions
+ // printing the fix on stdout and returning an error
+ func checkConfigPerms(filename string) error {
++        return nil;
+ 	info, err := os.Stat(filename)
+ 	if err != nil {
+ 		return nil // disregard absent files