Update semconv submodule to v1.38.0-1-gc53755c2

Author: otelbot[bot]

.gitmodules

@@ -20,7 +20,7 @@
 [submodule "content-modules/semantic-conventions"]
 	path = content-modules/semantic-conventions
 	url = https://github.com/open-telemetry/semantic-conventions
-	semconv-pin = v1.38.0
+	semconv-pin = v1.38.0-1-gc53755c2
 [submodule "content-modules/opamp-spec"]
 	path = content-modules/opamp-spec
 	url = https://github.com/open-telemetry/opamp-spec

content-modules/semantic-conventions

@@ -333,12 +333,10 @@ module:
       target: content/docs/specs/semconv/non-normative/compatibility/_index.md
     - source: tmp/semconv/docs/object-stores/README.md
       target: content/docs/specs/semconv/object-stores/_index.md
-    - source: tmp/semconv/docs/registry/README.md
-      target: content/docs/specs/semconv/registry/_index.md
     - source: tmp/semconv/docs/otel/README.md
       target: content/docs/specs/semconv/otel/_index.md
-    - source: tmp/semconv/docs/README.md
-      target: content/docs/specs/semconv/_index.md
+    - source: tmp/semconv/docs/registry/README.md
+      target: content/docs/specs/semconv/registry/_index.md
     - source: tmp/semconv/docs/registry/attributes/README.md
       target: content/docs/specs/semconv/registry/attributes/_index.md
     - source: tmp/semconv/docs/registry/entities/README.md
@@ -351,12 +349,8 @@ module:
       target: content/docs/specs/semconv/resource/cloud-provider/aws/_index.md
     - source: tmp/semconv/docs/resource/cloud-provider/gcp/README.md
       target: content/docs/specs/semconv/resource/cloud-provider/gcp/_index.md
-    - source: tmp/semconv/docs/resource/cloud-provider/README.md
-      target: content/docs/specs/semconv/resource/cloud-provider/_index.md
     - source: tmp/semconv/docs/resource/k8s/README.md
       target: content/docs/specs/semconv/resource/k8s/_index.md
-    - source: tmp/semconv/docs/resource/README.md
-      target: content/docs/specs/semconv/resource/_index.md
     - source: tmp/semconv/docs/rpc/README.md
       target: content/docs/specs/semconv/rpc/_index.md
     - source: tmp/semconv/docs/runtime/README.md