OZG-7131 implement comments from code review

collaboration-manager-server/src/main/java/de/ozgcloud/collaboration/FachstelleProperties.java

 package de.ozgcloud.collaboration;
 
-import jakarta.validation.constraints.NotEmpty;
-
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.context.annotation.Configuration;
-import org.springframework.validation.annotation.Validated;
 
 import lombok.Getter;
 import lombok.Setter;
@@ -15,11 +12,9 @@ import lombok.Setter;
 @ConditionalOnProperty(prefix = FachstelleProperties.PREFIX, name = { "host" })
 @Getter
 @Setter
-@Validated
 class FachstelleProperties {
 
 	static final String PREFIX = "ozgcloud.fachstelle";
 
-	@NotEmpty
 	private String host;
 }

collaboration-manager-server/src/test/java/de/ozgcloud/collaboration/FachstelleVorgangUrlProviderTest.java

@@ -46,6 +46,10 @@ class FachstelleVorgangUrlProviderTest {
 
 			assertThat(provider).extracting("vorgangUrlPrefix").isEqualTo(vorgagUrlPrefix);
 		}
+
+		private FachstelleVorgangUrlProvider createProvider() {
+			return spy(new FachstelleVorgangUrlProvider(fachstelleProperties, vorgangManagerProperties));
+		}
 	}
 
 	@Nested
@@ -110,7 +114,4 @@ class FachstelleVorgangUrlProviderTest {
 		}
 	}
 
-	private FachstelleVorgangUrlProvider createProvider() {
-		return spy(new FachstelleVorgangUrlProvider(fachstelleProperties, vorgangManagerProperties));
-	}
 }