Add deprecated metadata for datasource initialization

See gh-10076

spring-boot-autoconfigure/src/main/resources/META-INF/additional-spring-configuration-metadata.json

@@ -800,6 +800,15 @@
       "level": "error"
     }
   },
+  {
+    "name": "spring.batch.initializer.enabled",
+    "type": "java.lang.Boolean",
+    "description": "Create the required batch tables on startup if necessary. Enabled automatically\n if no custom table prefix is set or if a custom schema is configured.",
+    "deprecation": {
+      "replacement": "spring.batch.initialize-schema",
+      "level": "error"
+    }
+  },
   {
     "name" : "spring.http.multipart.enabled",
     "type" : "java.lang.Boolean",
@@ -866,6 +875,15 @@
       "reason": "Auto-configuration for Hibernate 4 is no longer provided.",
       "level": "error"
     }
+  },
+  {
+    "name": "spring.session.jdbc.initializer.enabled",
+    "type": "java.lang.Boolean",
+    "description": "Create the required session tables on startup if necessary. Enabled\n automatically if the default table name is set or a custom schema is\n configured.",
+    "deprecation": {
+      "replacement": "spring.session.jdbc.initialize-schema",
+      "level": "error"
+    }
   }
 ],"hints": [
   {