ktlint: Drop non-required backing-property-naming supression

Signed-off-by: Aayush Gupta <aayushgupta219@gmail.com>

Author: theimpulson

.editorconfig

@@ -10,7 +10,6 @@ ktlint_code_style = android_studio
 # https://pinterest.github.io/ktlint/latest/rules/standard/#function-naming
 ktlint_function_naming_ignore_when_annotated_with = Composable
 
-ktlint_standard_backing-property-naming = disabled
 ktlint_standard_class-signature = disabled
 ktlint_standard_function-expression-body = disabled
 ktlint_standard_max-line-length = disabled