[Blog] Update posts containing database semantic conventions links (#8521)

Signed-off-by: Vitor Vasconcellos <[email protected]>

Author: vitorvasc

content/en/blog/2024/spring-starter-stable/index.md

@@ -79,7 +79,7 @@ Note that the Spring Starter uses some semantic conventions that are not stable,
 which are still evolving and may change in the future.
 [HTTP semantic conventions](/docs/specs/semconv/http/http-metrics/) are stable
 and will not change.
-[Database semantic conventions](/docs/specs/semconv/database/database-metrics/)
+[Database semantic conventions](https://github.com/open-telemetry/semantic-conventions/blob/v1.38.0/docs/database/database-metrics.md)
 are still experimental and may change. However, they are expected to become
 stable at the end of 2024.
 

content/en/blog/2025/complex-attribute-types.md

@@ -71,8 +71,9 @@ Examples include:
   inherently structured
 - **GraphQL** — responses may include
   [lists of structured errors](https://graphql.org/learn/response/#errors)
-- **[Database operations](/docs/specs/semconv/database/database-spans)** — batch
-  operations have properties that flat attributes cannot adequately capture
+- **[Database operations](https://github.com/open-telemetry/semantic-conventions/blob/v1.38.0/docs/database/database-spans.md)**
+  — batch operations have properties that flat attributes cannot adequately
+  capture
 
 Before extending support for complex attributes to all signals, we explored
 several alternatives:

static/refcache.json

@@ -12995,6 +12995,14 @@
     "StatusCode": 206,
     "LastSeen": "2025-11-21T09:44:12.160727406Z"
   },
+  "https://github.com/open-telemetry/semantic-conventions/blob/v1.38.0/docs/database/database-metrics.md": {
+    "StatusCode": 206,
+    "LastSeen": "2025-11-26T17:11:11.439344-03:00"
+  },
+  "https://github.com/open-telemetry/semantic-conventions/blob/v1.38.0/docs/database/database-spans.md": {
+    "StatusCode": 206,
+    "LastSeen": "2025-11-26T17:11:13.714024-03:00"
+  },
   "https://github.com/open-telemetry/semantic-conventions/issues": {
     "StatusCode": 206,
     "LastSeen": "2025-11-21T09:40:49.920728711Z"