Update logback to 1.2.0 (#9722)

* update logback to 2.1.0

* udpate jax-rs samples

samples/client/petstore/java/microprofile-rest-client/pom.xml

@@ -141,7 +141,7 @@
     <swagger-core-version>1.5.18</swagger-core-version>
     <jetty-version>9.2.9.v20150224</jetty-version>
     <junit-version>4.13.1</junit-version>
-    <logback-version>1.1.7</logback-version>
+    <logback-version>1.2.0</logback-version>
     <servlet-api-version>2.5</servlet-api-version>
     <cxf-version>3.2.7</cxf-version>
     <jackson-jaxrs-version>2.9.7</jackson-jaxrs-version>

samples/client/petstore/jaxrs-cxf-client-jackson/.openapi-generator/VERSION

@@ -1 +1 @@
-5.0.0-SNAPSHOT
+5.2.0-SNAPSHOT

samples/client/petstore/jaxrs-cxf-client-jackson/pom.xml

@@ -171,7 +171,7 @@
     <swagger-core-version>1.5.18</swagger-core-version>
     <jetty-version>9.2.9.v20150224</jetty-version>
     <junit-version>4.13.1</junit-version>
-    <logback-version>1.1.7</logback-version>
+    <logback-version>1.2.0</logback-version>
     <servlet-api-version>2.5</servlet-api-version>
     <cxf-version>3.3.0</cxf-version>
     <jackson-jaxrs-version>2.9.9</jackson-jaxrs-version>

samples/client/petstore/jaxrs-cxf-client/.openapi-generator/VERSION

@@ -1 +1 @@
-5.0.0-SNAPSHOT
+5.2.0-SNAPSHOT

samples/client/petstore/jaxrs-cxf-client/pom.xml

@@ -170,8 +170,8 @@
     <maven.compiler.target>${java.version}</maven.compiler.target>
     <swagger-core-version>1.5.18</swagger-core-version>
     <jetty-version>9.2.9.v20150224</jetty-version>
-    <junit-version>4.13</junit-version>
-    <logback-version>1.1.7</logback-version>
+    <junit-version>4.13.1</junit-version>
+    <logback-version>1.2.0</logback-version>
     <servlet-api-version>2.5</servlet-api-version>
     <cxf-version>3.3.0</cxf-version>
     <jackson-jaxrs-version>2.9.9</jackson-jaxrs-version>