[skip ci] replace tabs to spaces at test/fixtures/ldap/slapd.conf

test/fixtures/ldap/slapd.conf

@@ -1,19 +1,19 @@
 # Sample OpenLDAP configuration file for Redmine LDAP test server
 #
-ucdata-path	./ucdata
-include		./schema/core.schema
+ucdata-path  ./ucdata
+include    ./schema/core.schema
 include   ./schema/cosine.schema
 include   ./schema/inetorgperson.schema
 include   ./schema/openldap.schema
 include   ./schema/nis.schema
 
-pidfile		./run/slapd.pid
-argsfile	./run/slapd.args
+pidfile    ./run/slapd.pid
+argsfile  ./run/slapd.args
 
-database	bdb
-suffix		"dc=redmine,dc=org"
-rootdn		"cn=Manager,dc=redmine,dc=org"
-rootpw		secret
-directory	./redmine
+database  bdb
+suffix    "dc=redmine,dc=org"
+rootdn    "cn=Manager,dc=redmine,dc=org"
+rootpw    secret
+directory  ./redmine
 # Indices to maintain
-index	objectClass	eq
+index  objectClass  eq