add metadata

Author: jaydeluca

instrumentation/akka/akka-actor-2.3/metadata.yaml

@@ -1,3 +1,5 @@
 display_name: Akka Actors
 description: This instrumentation provides context propagation for Akka actors, it does not emit any telemetry on its own.
 library_link: https://doc.akka.io/libraries/akka-core/current/typed/index.html
+functions:
+  - context-propagation

instrumentation/akka/akka-actor-fork-join-2.5/metadata.yaml

@@ -1,3 +1,5 @@
 display_name: Akka Actors
 description: This instrumentation provides context propagation for the Akka Fork-Join Pool, it does not emit any telemetry on its own.
 library_link: https://doc.akka.io/libraries/akka-core/current/typed/index.html
+functions:
+  - context-propagation

instrumentation/akka/akka-http-10.0/metadata.yaml

@@ -8,3 +8,5 @@ semantic_conventions:
   - HTTP_CLIENT_METRICS
   - HTTP_SERVER_SPANS
   - HTTP_SERVER_METRICS
+functions:
+  - http-route-enricher

instrumentation/apache-httpclient/apache-httpclient-4.3/metadata.yaml

@@ -4,42 +4,3 @@ library_link: https://hc.apache.org/index.html
 semantic_conventions:
   - HTTP_CLIENT_SPANS
   - HTTP_CLIENT_METRICS
-additional_telemetry:
-- when: default
-  metrics:
-    - name: http.client.request.duration
-      description: Duration of HTTP client requests.
-      type: HISTOGRAM
-      unit: s
-      attributes:
-        - name: http.request.method
-          type: STRING
-        - name: http.response.status_code
-          type: LONG
-        - name: network.protocol.version
-          type: STRING
-        - name: server.address
-          type: STRING
-        - name: server.port
-          type: LONG
-  spans:
-    - span_kind: CLIENT
-      attributes:
-        - name: error.type
-          type: STRING
-        - name: http.request.method
-          type: STRING
-        - name: http.request.method_original
-          type: STRING
-        - name: http.request.resend_count
-          type: LONG
-        - name: http.response.status_code
-          type: LONG
-        - name: network.protocol.version
-          type: STRING
-        - name: server.address
-          type: STRING
-        - name: server.port
-          type: LONG
-        - name: url.full
-          type: STRING

instrumentation/apache-httpclient/apache-httpclient-5.2/metadata.yaml

@@ -4,42 +4,3 @@ library_link: https://hc.apache.org/index.html
 semantic_conventions:
   - HTTP_CLIENT_SPANS
   - HTTP_CLIENT_METRICS
-additional_telemetry:
-- when: default
-  metrics:
-    - name: http.client.request.duration
-      description: Duration of HTTP client requests.
-      type: HISTOGRAM
-      unit: s
-      attributes:
-        - name: http.request.method
-          type: STRING
-        - name: http.response.status_code
-          type: LONG
-        - name: network.protocol.version
-          type: STRING
-        - name: server.address
-          type: STRING
-        - name: server.port
-          type: LONG
-  spans:
-    - span_kind: CLIENT
-      attributes:
-        - name: error.type
-          type: STRING
-        - name: http.request.method
-          type: STRING
-        - name: http.request.method_original
-          type: STRING
-        - name: http.request.resend_count
-          type: LONG
-        - name: http.response.status_code
-          type: LONG
-        - name: network.protocol.version
-          type: STRING
-        - name: server.address
-          type: STRING
-        - name: server.port
-          type: LONG
-        - name: url.full
-          type: STRING