Update the KotlinUnsafeCastOperatorFilter for Kotlin 1.6.0

org.jacoco.core/src/org/jacoco/core/internal/analysis/filter/KotlinUnsafeCastOperatorFilter.java

@@ -46,6 +46,13 @@ public void match(final String exceptionType,
 			}
 			cursor = start;
 			final JumpInsnNode jumpInsnNode = (JumpInsnNode) cursor;
+			AbstractInsnNode optionalPop = cursor.getNext();
+			if (optionalPop != null && optionalPop.getOpcode() == Opcodes.POP) {
+				// Kotlin 1.6.0 DUPs the variable that's being casted and POPs it here, previous versions instead load
+				// the variable twice, once before IFNONNULL, and once before CHECKCAST. To be compatible with both, we
+				// can just skip the POP.
+				next();
+			}
 			nextIsType(Opcodes.NEW, exceptionType);
 			nextIs(Opcodes.DUP);
 			nextIs(Opcodes.LDC);