Meta, remove lexicons/ folder prefix

my/spoor/log/session.json

@@ -0,0 +1,32 @@
+{
+  "lexicon": 1,
+  "id": "my.spoor.log.session",
+  "defs": {
+    "main": {
+      "type": "record",
+      "description": "A session of consuming some content",
+      "key": "tid",
+      "record": {
+        "type": "object",
+        "required": ["content", "createdAt"],
+        "properties": {
+          "content": { "type": "ref", "ref": "com.atproto.repo.strongRef" },
+          "label": {
+            "type": "string",
+            "maxGraphemes": 64,
+            "maxLength": 640
+          },
+          "otherParticipants": {
+            "type": "array",
+            "items": { "type": "string", "format": "did" }
+          },
+          "createdAt": {
+            "type": "string",
+            "format": "datetime",
+            "description": "Client-declared timestamp for when this activity was created"
+          }
+        }
+      }
+    }
+  }
+}