wrap Kconfig files at 70 columns

add wrapping value to editor config and format existing Kconfig entry to
this value.

Signed-off-by: Mike Szczys <mike@golioth.io>

Author: szczys

.editorconfig

@@ -59,6 +59,7 @@ max_line_length = 75
 [Kconfig*]
 indent_style = space
 indent_size = 4
+max_line_length = 70
 
 # Markdown
 [*.md]

Kconfig

@@ -81,10 +81,10 @@ source "subsys/logging/Kconfig.template.log_config"
 config POUCH_GATEWAY_GATT_SCAN_FILTER_BONDED
     bool "Scan filter by bonded status"
     help
-      Filter scanned devices by bonded status. Use it for authenticated
-      connections, so that discovered devices will be ignored when not bonded
-      already. Bonding can be triggered explicitly by calling
-      pouch_gateway_bonding_enable() API.
+      Filter scanned devices by bonded status. Use it for
+      authenticated connections, so that discovered devices will be
+      ignored when not bonded already. Bonding can be triggered
+      explicitly by calling pouch_gateway_bonding_enable() API.
 
 module = POUCH_GATEWAY_GATT
 module-str = Pouch Gateway GATT Library