Revert "set hibernate dialect to org.hibernate.dialect.H2Dialect"

This reverts commit afb3dff.

Author: jamesfredley

src/integration-test/resources/application-multiple-datasource.yml

@@ -12,7 +12,6 @@ dataSource:
     pooled: true
     jmxExport: true
     driverClassName: org.h2.Driver
-    dialect: org.hibernate.dialect.H2Dialect
     username: sa
     password:
     dbCreate: none
@@ -24,7 +23,6 @@ dataSources:
         pooled: true
         jmxExport: true
         driverClassName: org.h2.Driver
-        dialect: org.hibernate.dialect.H2Dialect
         username: sa
         password:
         dbCreate: none

src/integration-test/resources/application-single-datasource.yml

@@ -12,7 +12,6 @@ dataSource:
     pooled: true
     jmxExport: true
     driverClassName: org.h2.Driver
-    dialect: org.hibernate.dialect.H2Dialect
     username: sa
     password:
     dbCreate: none

src/integration-test/resources/application-transaction-datasource.yml

@@ -14,7 +14,6 @@ dataSource:
     pooled: true
     jmxExport: true
     driverClassName: org.h2.Driver
-    dialect: org.hibernate.dialect.H2Dialect
     username: sa
     password:
     dbCreate: none
@@ -24,7 +23,6 @@ dataSources:
         pooled: true
         jmxExport: true
         driverClassName: org.h2.Driver
-        dialect: org.hibernate.dialect.H2Dialect
         username: sa
         password:
         dbCreate: none