prepare for 2.2.3 release

NOTICE

@@ -1,4 +1,4 @@
-Copyright 2015-2018 Knowm Inc. (http://knowm.org) and contributors.
+Copyright 2015-2024 Knowm Inc. (http://knowm.org) and contributors.
 Copyright 2013-2015 Xeiam LLC (http://xeiam.com) and contributors.
 Copyright 2001-2011 Terracotta Inc. (http://terracotta.org).
 

README.md

@@ -212,7 +212,7 @@ Download Jar: http://knowm.org/open-source/sundial/sundial-change-log/
 
 #### Dependencies
 
-* org.slf4j.slf4j-api-1.7.32
+* org.slf4j.slf4j-api-2.0.12
 
 ### Maven
 
@@ -224,7 +224,7 @@ Add the Sundial library as a dependency to your pom.xml file:
 <dependency>
     <groupId>org.knowm</groupId>
     <artifactId>sundial</artifactId>
-    <version>2.2.2</version>
+    <version>2.2.3</version>
 </dependency>
 ```
 
@@ -240,7 +240,7 @@ For snapshots, add the following to your pom.xml file:
 <dependency>
     <groupId>org.knowm</groupId>
     <artifactId>sundial</artifactId>
-    <version>2.2.3-SNAPSHOT</version>
+    <version>2.2.4-SNAPSHOT</version>
 </dependency>
 ```
 

pom.xml

@@ -1,10 +1,6 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
-	<prerequisites>
-		<maven>3.5</maven>
-	</prerequisites>
-
 	<name>Sundial</name>
 	<groupId>org.knowm</groupId>
 	<artifactId>sundial</artifactId>
@@ -55,7 +51,7 @@
 		<dependency>
 			<groupId>org.slf4j</groupId>
 			<artifactId>slf4j-api</artifactId>
-			<version>2.0.6</version>
+			<version>2.0.12</version>
 		</dependency>
 
 		<!-- provided -->
@@ -70,7 +66,7 @@
 		<dependency>
 			<groupId>org.slf4j</groupId>
 			<artifactId>slf4j-simple</artifactId>
-			<version>2.0.6</version>
+			<version>2.0.13</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>