Clean up names and docs of common platform-related attributes.

PiperOrigin-RevId: 375554568
diff --git a/src/main/java/com/google/devtools/build/lib/analysis/RuleContext.java b/src/main/java/com/google/devtools/build/lib/analysis/RuleContext.java
index 4ddd2fc..879d23f 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/RuleContext.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/RuleContext.java
@@ -1812,11 +1812,11 @@
         ExecGroupCollection.Builder execGroupCollectionBuilder, AttributeMap attributes)
         throws InvalidExecGroupException {
       if (rawExecProperties == null) {
-        if (!attributes.has(RuleClass.EXEC_PROPERTIES, Type.STRING_DICT)) {
+        if (!attributes.has(RuleClass.EXEC_PROPERTIES_ATTR, Type.STRING_DICT)) {
           rawExecProperties = ImmutableMap.of();
         } else {
           rawExecProperties =
-              ImmutableMap.copyOf(attributes.get(RuleClass.EXEC_PROPERTIES, Type.STRING_DICT));
+              ImmutableMap.copyOf(attributes.get(RuleClass.EXEC_PROPERTIES_ATTR, Type.STRING_DICT));
         }
       }