Remove the default value of --input-type=csv|parquet (#2086)

Author: renetapopova

modules/ROOT/pages/tools/neo4j-admin/neo4j-admin-import.adoc

@@ -130,7 +130,7 @@ For more information, please contact Neo4j Professional Services.
 
 `neo4j-admin import` also supports the Parquet file format.
 You can use the parameter `--input-type=csv|parquet` to explicitly specify whether to use CSV or Parquet for the importer.
-If not defined, the default value is CSV.
+If not defined, it defaults to CSV.
 The xref:tools/neo4j-admin/neo4j-admin-import.adoc#import-tool-examples[examples] for CSV can also be used with Parquet.
 
 [[full-import-options-table]]
@@ -227,7 +227,7 @@ Possible values are:
 
 |--input-type=csv\|parquet
 |File type to import from. Can be csv or parquet. Defaults to csv.
-|csv
+|
 
 |--legacy-style-quoting[=true\|false]
 |Whether or not a backslash-escaped quote e.g. \" is interpreted as an inner quote.
@@ -753,7 +753,7 @@ Possible values are:
 
 |--input-type=csv\|parquet
 |File type to import from. Can be csv or parquet. Defaults to csv.
-|csv
+|
 
 |--legacy-style-quoting[=true\|false]
 |Whether or not a backslash-escaped quote e.g. \" is interpreted as an inner quote.