chore: add instrumentation-openai label (#3009)

Author: pichlermarc

.github/component-label-map.yml

@@ -193,6 +193,11 @@ pkg:instrumentation-oracledb:
       - any-glob-to-any-file:
           - packages/instrumentation-oracledb/**
           - packages/contrib-test-utils/**
+pkg:instrumentation-openai:
+  - changed-files:
+      - any-glob-to-any-file:
+          - packages/instrumentation-openai/**
+          - packages/contrib-test-utils/**
 pkg:instrumentation-pg:
   - changed-files:
       - any-glob-to-any-file: