Update spec submodule to v1.45.0-17-g9736aa2

Author: opentelemetrybot

.gitmodules

@@ -8,7 +8,7 @@
 [submodule "content-modules/opentelemetry-specification"]
 	path = content-modules/opentelemetry-specification
 	url = https://github.com/open-telemetry/opentelemetry-specification.git
-	spec-pin = v1.45.0
+	spec-pin = v1.45.0-17-g9736aa2
 [submodule "content-modules/community"]
 	path = content-modules/community
 	url = https://github.com/open-telemetry/community

content-modules/opentelemetry-specification

@@ -13843,6 +13843,14 @@
     "StatusCode": 200,
     "LastSeen": "2025-02-06T02:21:12.345Z"
   },
+  "https://github.com/prometheus/docs/blob/main/docs/instrumenting/exposition_formats.md": {
+    "StatusCode": 206,
+    "LastSeen": "2025-06-05T10:38:34.828266434Z"
+  },
+  "https://github.com/prometheus/docs/blob/main/docs/instrumenting/exposition_formats.md#text-based-format": {
+    "StatusCode": 206,
+    "LastSeen": "2025-06-05T10:38:38.399428492Z"
+  },
   "https://github.com/prometheus/docs/blob/master/content/docs/instrumenting/exposition_formats.md": {
     "StatusCode": 206,
     "LastSeen": "2025-01-16T13:35:16.035724-05:00"