chore: drop unrelated formatter config

Signed-off-by: Gregor Zeitlinger <gregor.zeitlinger@grafana.com>

Author: zeitlinger

.editorconfig

@@ -260,8 +260,6 @@ ij_java_wrap_comments = false
 ij_java_wrap_first_method_in_call_chain = false
 ij_java_wrap_long_lines = false
 
-# Java line length is handled by google-java-format
-max_line_length = off
 [*.proto]
 ij_continuation_indent_size = 2
 ij_proto_keep_indents_on_empty_lines = false
@@ -763,7 +761,3 @@ ij_properties_spaces_around_key_value_delimiter = false
 [{*.yaml, *.yml}]
 ij_yaml_keep_indents_on_empty_lines = false
 ij_yaml_keep_line_breaks = true
-
-[*.md]
-# Markdown line length is handled by rumdl
-max_line_length = off