Publish OpenTelemetry .NET Automatic Instrumentation to 1.3.0 (#2538)

* Bump OpenTelemetry .NET Automatic Instrumentation to 1.3.0

* add changelog

.chloggen/dotnet_auto_1_3_0.yaml

@@ -0,0 +1,16 @@
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: breaking
+
+# The name of the component, or a single word describing the area of concern, (e.g. operator, target allocator, github action)
+component: autoinstrumentation
+
+# A brief description of the change. Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Bump OpenTelemetry .NET Automatic Instrumentation to 1.3.0
+
+# One or more tracking issues related to the change
+issues: [2538]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext: This version brings stable semantic convention for network and HTTP. It includes new metrics and attributes names.

autoinstrumentation/dotnet/version.txt

@@ -1 +1 @@
-1.2.0
+1.3.0