update ue.conf.example with missing metrics period

srsue/ue.conf.example

@@ -122,7 +122,7 @@ imei = 353490069873319
 # apn:               Set Access Point Name (APN)
 # user:              Username for CHAP authentication
 # pass:              Password for CHAP authentication
-# force_imsi_attach: Whether to always perform an IMSI
+# force_imsi_attach: Whether to always perform an IMSI attach
 #####################################################################
 [nas]
 #apn = internetinternet
@@ -168,7 +168,6 @@ enable = false
 # estimator_fil_stddev: Sets the channel estimator smooth gaussian filter standard deviation.
 # estimator_fil_order:  Sets the channel estimator smooth gaussian filter order (even values perform better).
 #                       The taps are [w, 1-2w, w]
-# metrics_period_secs:  Sets the period at which metrics are requested from the UE. 
 #
 # pregenerate_signals:  Pregenerate uplink signals after attach. Improves CPU performance.
 #
@@ -181,6 +180,8 @@ enable = false
 #
 # metrics_csv_enable:   Write UE metrics to CSV file.
 #
+# metrics_period_secs:  Sets the period at which metrics are requested from the UE. 
+#
 # metrics_csv_filename: File path to use for CSV metrics.
 #
 # cfo_integer_enabled:  Enables integer CFO estimation and correction. This needs improvement
@@ -230,6 +231,7 @@ enable = false
 #sic_pss_enabled     = true
 #pregenerate_signals = false
 #metrics_csv_enable  = false
+#metrics_period_secs = 1
 #metrics_csv_filename = /tmp/ue_metrics.csv
 #pdsch_csi_enabled  = true