Update metadata

metadata.yaml

@@ -527,10 +527,10 @@ FreeMoCap_hello-world_session-folder.zip:
   video:
     file_name: null
     sha256sum: null
-  note: A FreeMoCap session folder with two recordings. In one of them, a human spells
-    out the word "hello" in the air with their index finger. In the second recording,
-    they spell out the word "world". Only the "output_data" directory for each recording
-    is included.
+  note: A FreeMoCap session folder with two recordings. In the first one, a human writes
+    the word "hello" in the air with their index finger ("recording_15_37_37_gmt+1"). 
+    In the second recording, they write the word "world" ("recording_15_45_49_gmt+1"). 
+    Only the "output_data" directory for each recording is included.
 FreeMoCap_star-jump_session-folder.zip:
   sha256sum: b108063a6624ca941446e7776e2fde8daa089d80e52a5e9b698b87089cfeef73
   source_software: FreeMoCap
@@ -547,5 +547,6 @@ FreeMoCap_star-jump_session-folder.zip:
   video:
     file_name: null
     sha256sum: null
-  note: A FreeMoCap session folder with one recordings, of a human doing four star
-    jumps. Only the "output_data" directory for the recording is included.
+  note: A FreeMoCap session folder with a recording of a human doing four star
+    jumps ("recording_15_30_36_gmt+1"). Only the "output_data" directory for 
+    the selected recording is included.