feat: update keycloak theme

keycloak-themes/base/email/messages/messages_en.properties

@@ -1,6 +1,9 @@
 emailVerificationSubject=Verify email
 emailVerificationBody=Someone has created a {2} account with this email address. If this was you, click the link below to verify your email address\n\n{0}\n\nThis link will expire within {3}.\n\nIf you didn''t create this account, just ignore this message.
 emailVerificationBodyHtml=<p>Someone has created a {2} account with this email address. If this was you, click the link below to verify your email address</p><p><a href="{0}">Link to e-mail address verification</a></p><p>This link will expire within {3}.</p><p>If you didn''t create this account, just ignore this message.</p>
+emailUpdateConfirmationSubject=Verify new email
+emailUpdateConfirmationBody=To update your {2} account with email address {1}, click the link below\n\n{0}\n\nThis link will expire within {3}.\n\nIf you don''t want to proceed with this modification, just ignore this message.
+emailUpdateConfirmationBodyHtml=<p>To update your {2} account with email address {1}, click the link below</p><p><a href="{0}">{0}</a></p><p>This link will expire within {3}.</p><p>If you don''t want to proceed with this modification, just ignore this message.</p>
 emailTestSubject=[KEYCLOAK] - SMTP test message
 emailTestBody=This is a test message
 emailTestBodyHtml=<p>This is a test message</p>
@@ -27,25 +30,20 @@ eventUpdateTotpBody=OTP was updated for your account on {0} from {1}. If this wa
 eventUpdateTotpBodyHtml=<p>OTP was updated for your account on {0} from {1}. If this was not you, please contact an administrator.</p>
 
 requiredAction.CONFIGURE_TOTP=Configure OTP
-requiredAction.terms_and_conditions=Terms and Conditions
+requiredAction.TERMS_AND_CONDITIONS=Terms and Conditions
 requiredAction.UPDATE_PASSWORD=Update Password
 requiredAction.UPDATE_PROFILE=Update Profile
 requiredAction.VERIFY_EMAIL=Verify Email
 requiredAction.CONFIGURE_RECOVERY_AUTHN_CODES=Generate Recovery Codes
 
 # units for link expiration timeout formatting
-linkExpirationFormatter.timePeriodUnit.seconds=seconds
-linkExpirationFormatter.timePeriodUnit.seconds.1=second
-linkExpirationFormatter.timePeriodUnit.minutes=minutes
-linkExpirationFormatter.timePeriodUnit.minutes.1=minute
-#for language which have more unit plural forms depending on the value (eg. Czech and other Slavic langs) you can override unit text for some other values like this: 
-#linkExpirationFormatter.timePeriodUnit.minutes.2=minuty
-#linkExpirationFormatter.timePeriodUnit.minutes.3=minuty
-#linkExpirationFormatter.timePeriodUnit.minutes.4=minuty
-linkExpirationFormatter.timePeriodUnit.hours=hours
-linkExpirationFormatter.timePeriodUnit.hours.1=hour
-linkExpirationFormatter.timePeriodUnit.days=days
-linkExpirationFormatter.timePeriodUnit.days.1=day
+# for languages which have more unit plural forms depending on the value (eg. Czech and other Slavic langs) you can override unit text for some other values like described in the Java choice format which is documented here. For Czech, it would be '{0,choice,0#minut|1#minuta|2#minuty|2<minut}'
+# https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/text/MessageFormat.html
+# https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/text/ChoiceFormat.html
+linkExpirationFormatter.timePeriodUnit.seconds={0,choice,0#seconds|1#second|1<seconds}
+linkExpirationFormatter.timePeriodUnit.minutes={0,choice,0#minutes|1#minute|1<minutes}
+linkExpirationFormatter.timePeriodUnit.hours={0,choice,0#hours|1#hour|1<hours}
+linkExpirationFormatter.timePeriodUnit.days={0,choice,0#days|1#day|1<days}
 
 emailVerificationBodyCode=Please verify your email address by entering in the following code.\n\n{0}\n\n.
 emailVerificationBodyCodeHtml=<p>Please verify your email address by entering in the following code.</p><p><b>{0}</b></p>