Automatic release date update for 1.0.0

Author: jakobbraun

doc/changes/changes_1.0.0.md

@@ -1,4 +1,4 @@
-# Error Code Model Java 1.0.0, released 2021-09-16
+# Error Code Model Java 1.0.0, released 2021-09-15
 
 Code name: Dependency Updates on Initial Release
 
@@ -13,4 +13,4 @@ Code name: Dependency Updates on Initial Release
 ### Plugin Dependency Updates
 
 * Updated `com.exasol:error-code-crawler-maven-plugin:0.4.0` to `0.6.0`
-* Updated `com.exasol:project-keeper-maven-plugin:0.8.0` to `1.2.0`
+* Updated `com.exasol:project-keeper-maven-plugin:0.8.0` to `1.2.0`