Docs: consistently format playbook EXAMPLES

library/database/postgresql_privs

@@ -136,7 +136,7 @@ EXAMPLES = """
 # On database "library":
 # GRANT SELECT, INSERT, UPDATE ON TABLE public.books, public.authors 
 # TO librarian, reader WITH GRANT OPTION
-postgresql_privs: >
+- postgresql_privs: >
     database=library
     state=present
     privs=SELECT,INSERT,UPDATE
@@ -147,7 +147,7 @@ postgresql_privs: >
     grant_option=yes
 
 # Same as above leveraging default values:
-postgresql_privs: >
+- postgresql_privs: >
     db=library
     privs=SELECT,INSERT,UPDATE
     objs=books,authors
@@ -157,7 +157,7 @@ postgresql_privs: >
 # REVOKE GRANT OPTION FOR INSERT ON TABLE books FROM reader 
 # Note that role "reader" will be *granted* INSERT privilege itself if this 
 # isn't already the case (since state=present).
-postgresql_privs: >
+- postgresql_privs: >
     db=library
     state=present
     priv=INSERT
@@ -167,7 +167,7 @@ postgresql_privs: >
 
 # REVOKE INSERT, UPDATE ON ALL TABLES IN SCHEMA public FROM reader
 # "public" is the default schema. This also works for PostgreSQL 8.x.
-postgresql_privs: >
+- postgresql_privs: >
     db=library
     state=absent
     privs=INSERT,UPDATE
@@ -175,7 +175,7 @@ postgresql_privs: >
     role=reader
 
 # GRANT ALL PRIVILEGES ON SCHEMA public, math TO librarian
-postgresql_privs: >
+- postgresql_privs: >
     db=library
     privs=ALL
     type=schema
@@ -184,7 +184,7 @@ postgresql_privs: >
 
 # GRANT ALL PRIVILEGES ON FUNCTION math.add(int, int) TO librarian, reader
 # Note the separation of arguments with colons.
-postgresql_privs: >
+- postgresql_privs: >
     db=library
     privs=ALL
     type=function
@@ -195,7 +195,7 @@ postgresql_privs: >
 # GRANT librarian, reader TO alice, bob WITH ADMIN OPTION
 # Note that group role memberships apply cluster-wide and therefore are not
 # restricted to database "library" here.
-postgresql_privs: >
+- postgresql_privs: >
     db=library
     type=group
     objs=librarian,reader
@@ -205,7 +205,7 @@ postgresql_privs: >
 # GRANT ALL PRIVILEGES ON DATABASE library TO librarian
 # Note that here "db=postgres" specifies the database to connect to, not the
 # database to grant privileges on (which is specified via the "objs" param)
-postgresql_privs: >
+- postgresql_privs: >
     db=postgres
     privs=ALL
     type=database
@@ -215,7 +215,7 @@ postgresql_privs: >
 # GRANT ALL PRIVILEGES ON DATABASE library TO librarian
 # If objs is omitted for type "database", it defaults to the database 
 # to which the connection is established
-postgresql_privs: >
+- postgresql_privs: >
     db=library
     privs=ALL
     type=database