Fix H2 tests after latest merge for H2 generate schema changes (#2964)

* Fix H2 tests after latest merge for H2 generate schema changes

This PR had test failures: #1789

Author: radovanradic

data-jdbc/src/test/groovy/io/micronaut/data/jdbc/h2/H2EnumsMappingSpec.groovy

@@ -123,7 +123,7 @@ class H2EnumsMappingSpec extends Specification implements H2TestPropertyProvider
             def sql = builder.buildBatchCreateTableStatement(PersistentEntity.of(EnumEntity))
 
         then:
-            sql == 'CREATE TABLE `enum_entity` (`id` BIGINT AUTO_INCREMENT PRIMARY KEY,`as_default` VARCHAR(255) NOT NULL,`as_string` VARCHAR(255) NOT NULL,`as_int` INT NOT NULL);'
+            sql == 'CREATE TABLE `enum_entity` (`id` BIGINT GENERATED ALWAYS AS IDENTITY PRIMARY KEY,`as_default` VARCHAR(255) NOT NULL,`as_string` VARCHAR(255) NOT NULL,`as_int` INT NOT NULL);'
     }
 
     void "test jpa create table with enums"() {
@@ -134,7 +134,7 @@ class H2EnumsMappingSpec extends Specification implements H2TestPropertyProvider
             def sql = builder.buildBatchCreateTableStatement(PersistentEntity.of(JpaEnumEntity))
 
         then:
-            sql == 'CREATE TABLE `jpa_enum_entity` (`id` BIGINT AUTO_INCREMENT PRIMARY KEY,`as_default` INT NOT NULL,`as_string` VARCHAR(255) NOT NULL,`as_int` INT NOT NULL);'
+            sql == 'CREATE TABLE `jpa_enum_entity` (`id` BIGINT GENERATED ALWAYS AS IDENTITY PRIMARY KEY,`as_default` INT NOT NULL,`as_string` VARCHAR(255) NOT NULL,`as_int` INT NOT NULL);'
     }
 
 }

data-processor/src/test/groovy/io/micronaut/data/processor/sql/BuildTableSpec.groovy

@@ -423,9 +423,9 @@ class Emb {
         def employeeGroupSql = builder.buildCreateTableStatements(employeeGroupEntity)
         then:"No join table is created"
         employeeSql.length == 1
-        employeeSql[0] == 'CREATE TABLE `employee` (`id` BIGINT AUTO_INCREMENT PRIMARY KEY,`name` VARCHAR(255) NOT NULL,`category_id` BIGINT NOT NULL,`employer_id` BIGINT NOT NULL);'
+        employeeSql[0] == 'CREATE TABLE `employee` (`id` BIGINT GENERATED ALWAYS AS IDENTITY PRIMARY KEY,`name` VARCHAR(255) NOT NULL,`category_id` BIGINT NOT NULL,`employer_id` BIGINT NOT NULL);'
         employeeGroupSql.length == 1
-        employeeGroupSql[0] == 'CREATE TABLE `employee_group` (`id` BIGINT AUTO_INCREMENT PRIMARY KEY,`name` VARCHAR(255) NOT NULL,`category_id` BIGINT NOT NULL,`employer_id` BIGINT NOT NULL);'
+        employeeGroupSql[0] == 'CREATE TABLE `employee_group` (`id` BIGINT GENERATED ALWAYS AS IDENTITY PRIMARY KEY,`name` VARCHAR(255) NOT NULL,`category_id` BIGINT NOT NULL,`employer_id` BIGINT NOT NULL);'
     }
 
     void "test create ManyToMany table with schema"() {