build: add processor_cumulative_to_delta

Signed-off-by: Eduardo Silva <eduardo@chronosphere.io>

Author: edsiper

cmake/plugins_options.cmake

@@ -69,6 +69,7 @@ DEFINE_OPTION(FLB_IN_EBPF                     "Enable Linux eBPF input plugin"
 # Processors
 # ==========
 DEFINE_OPTION(FLB_PROCESSOR_CONTENT_MODIFIER  "Enable content modifier processor"            ON)
+DEFINE_OPTION(FLB_PROCESSOR_CUMULATIVE_TO_DELTA "Enable cumulative to delta metrics processor" ON)
 DEFINE_OPTION(FLB_PROCESSOR_LABELS            "Enable metrics label manipulation processor"  ON)
 DEFINE_OPTION(FLB_PROCESSOR_METRICS_SELECTOR  "Enable metrics selector processor"            ON)
 DEFINE_OPTION(FLB_PROCESSOR_OPENTELEMETRY_ENVELOPE "Enable OpenTelemetry envelope processor" ON)