Add support for table schema in sql transformer

[snuyanzin]

Now it's possible to specify sql table schema like

SqlTransformer<String> transformer =
            new SqlTransformer.SqlTransformerBuilder<String>()
                .schemaName("MySchema").tableName("MyTable").dialect(SqlDialect.MSSQL).build();
transformer.generate(Schema.of(field("nullValue", () -> null)), 1)

possible output is

INSERT INTO [MySchema].[MyTable] ([nullValue]) VALUES (null);

[codecov-commenter]

Codecov Report

Merging #472 (dfe1d4c) into main (295c132) will increase coverage by 0.01%.
The diff coverage is 100.00%.

@@             Coverage Diff              @@
##               main     #472      +/-   ##
============================================
+ Coverage     93.08%   93.10%   +0.01%     
- Complexity     2106     2111       +5     
============================================
  Files           233      233              
  Lines          4384     4394      +10     
  Branches        450      451       +1     
============================================
+ Hits           4081     4091      +10     
  Misses          186      186              
  Partials        117      117              

Impacted Files	Coverage Δ
.../net/datafaker/transformations/SqlTransformer.java	72.16% <100.00%> (+3.19%)	⬆️

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[panilya]

@snuyanzin Could you please add documentation for SQL format?

[snuyanzin]

still in my todo list, however not sure about this week, hopefully next one