Changes to Plugin sync

added the non-success response with the status 415

added the new required request property anyOf[subschema #1]/units/items/styleRuns/items/style

removed the enum value in_component_master of the request property anyOf[subschema #1]/skipped/items/reason

removed the request property anyOf[subschema #1]/units/items/styleRuns/items/fills

removed the request property anyOf[subschema #1]/units/items/styleRuns/items/fontName

removed the request property anyOf[subschema #1]/units/items/styleRuns/items/fontSize

removed the request property anyOf[subschema #1]/units/items/styleRuns/items/hyperlink

removed the request property anyOf[subschema #1]/units/items/styleRuns/items/letterSpacing

removed the request property anyOf[subschema #1]/units/items/styleRuns/items/lineHeight

removed the request property anyOf[subschema #1]/units/items/styleRuns/items/textCase

removed the request property anyOf[subschema #1]/units/items/styleRuns/items/textDecoration

endpoint added