[add] add paimonwriter.json to docs

[awol2005ex]

[add] add paimonwriter.json to docs

[wgzhao]

Use the json file to test ,it reports the following error:

Caused by: java.lang.RuntimeException: org.apache.paimon.catalog.Catalog$TableNotExistException: Table test.test does not exist.
	at com.wgzhao.addax.plugin.writer.paimonwriter.PaimonWriter$Job.init(PaimonWriter.java:79)
	at com.wgzhao.addax.core.job.JobContainer.initJobWriter(JobContainer.java:641)
	at com.wgzhao.addax.core.job.JobContainer.init(JobContainer.java:280)
	at com.wgzhao.addax.core.job.JobContainer.start(JobContainer.java:126)
	... 3 more
Caused by: org.apache.paimon.catalog.Catalog$TableNotExistException: Table test.test does not exist.
	at org.apache.paimon.catalog.FileSystemCatalog.lambda$getDataTableSchema$5(FileSystemCatalog.java:109)
	at java.base/java.util.Optional.orElseThrow(Optional.java:403)
	at org.apache.paimon.catalog.FileSystemCatalog.getDataTableSchema(FileSystemCatalog.java:109)
	at org.apache.paimon.catalog.AbstractCatalog.getDataTableMeta(AbstractCatalog.java:495)
	at org.apache.paimon.catalog.AbstractCatalog.getDataOrFormatTable(AbstractCatalog.java:421)
	at org.apache.paimon.catalog.AbstractCatalog.getTable(AbstractCatalog.java:415)
	at org.apache.paimon.catalog.CachingCatalog.getTable(CachingCatalog.java:253)
	at com.wgzhao.addax.plugin.writer.paimonwriter.PaimonWriter$Job.init(PaimonWriter.java:72)

Maybe you should give the complete test instructions

[awol2005ex]

Use the json file to test ,it reports the following error:

Caused by: java.lang.RuntimeException: org.apache.paimon.catalog.Catalog$TableNotExistException: Table test.test does not exist.
	at com.wgzhao.addax.plugin.writer.paimonwriter.PaimonWriter$Job.init(PaimonWriter.java:79)
	at com.wgzhao.addax.core.job.JobContainer.initJobWriter(JobContainer.java:641)
	at com.wgzhao.addax.core.job.JobContainer.init(JobContainer.java:280)
	at com.wgzhao.addax.core.job.JobContainer.start(JobContainer.java:126)
	... 3 more
Caused by: org.apache.paimon.catalog.Catalog$TableNotExistException: Table test.test does not exist.
	at org.apache.paimon.catalog.FileSystemCatalog.lambda$getDataTableSchema$5(FileSystemCatalog.java:109)
	at java.base/java.util.Optional.orElseThrow(Optional.java:403)
	at org.apache.paimon.catalog.FileSystemCatalog.getDataTableSchema(FileSystemCatalog.java:109)
	at org.apache.paimon.catalog.AbstractCatalog.getDataTableMeta(AbstractCatalog.java:495)
	at org.apache.paimon.catalog.AbstractCatalog.getDataOrFormatTable(AbstractCatalog.java:421)
	at org.apache.paimon.catalog.AbstractCatalog.getTable(AbstractCatalog.java:415)
	at org.apache.paimon.catalog.CachingCatalog.getTable(CachingCatalog.java:253)
	at com.wgzhao.addax.plugin.writer.paimonwriter.PaimonWriter$Job.init(PaimonWriter.java:72)

Maybe you should give the complete test instructions

I've just add the note to paimonwriter.md