increase req min unique pw chars from 5 to 6

config/site_settings.yml

@@ -354,7 +354,7 @@ users:
     default: 15
     min: 1
   password_unique_characters:
-    default: 5
+    default: 6
     min: 1
   block_common_passwords: true
   enforce_global_nicknames:

spec/components/validators/password_validator_spec.rb

@@ -100,13 +100,13 @@ describe PasswordValidator do
       end
 
       it "doesn't add an error when there are enough unique characters" do
-        @password = "aaaaa54322"
+        @password = "aaaaa12345"
         validate
         expect(record.errors[:password]).not_to be_present
       end
 
       it "counts capital letters as different" do
-        @password = "aaaAaa543A"
+        @password = "aaaAaa1234"
         validate
         expect(record.errors[:password]).not_to be_present
       end