README: add release constraints to rule list

Signed-off-by: Konrad Weihmann <[email protected]>

README.md

@@ -152,8 +152,8 @@ Rules marked with **[S]** can have multiple sub-IDs
 * oelint.var.bbclassextend - Use BBCLASSEXTEND when possible
 * oelint.var.filesoverride - FILES:*(FILES_*) variables should not be overridden
 * oelint.var.improperinherit - Warn about improperly named inherits
-* oelint.var.inherit - Check the correct usage of inherit and inherit_defer ('scarthgap' release and newer)
-* oelint.var.inheritdevtool - inherit_defer is recommended for native and nativesdk class **[S]**
+* oelint.var.inherit - Check the correct usage of inherit and inherit_defer (scarthgap+)
+* oelint.var.inheritdevtool - inherit_defer is recommended for native and nativesdk class **[S]** (scarthgap+)
 * oelint.var.licenseremotefile - License shall be a file in remote source not a local file
 * oelint.var.licensesdpx - Check for correct SPDX syntax in licenses
 * oelint.var.mandatoryvar - Check for mandatory variables **[S]**