grandfather NETWORK_TRANSPORT_VALUE_QUIC as stable

In the coming v1.34.0 semconv release it will be stable.
open-telemetry/semantic-conventions#2275

Author: trentm

scripts/semconv/templates/registry/ts-experimental/attributes.ts.j2

@@ -33,7 +33,8 @@ export const ATTR_{{ attribute.name | screaming_snake_case }} = (key: string) =>
 {% endif %}
 {% if attribute.type is mapping %}
 {% for espec in attribute.type.members | sort(attribute='value') %}
-{% if espec is not stable %}
+{#- Grandfather NETWORK_TRANSPORT_VALUE_QUIC as stable until v1.34.0 is released. #}
+{% if espec is not stable and not (attribute.name == 'network.transport' and espec.value == 'quic') %}
 /**
  * Enum value {{ espec.value | print_member_value }} for attribute {@link ATTR_{{ attribute.name | screaming_snake_case }}}.
  */

scripts/semconv/templates/registry/ts-stable/attributes.ts.j2

@@ -31,7 +31,8 @@ export const ATTR_{{ attribute.name | screaming_snake_case }} = (key: string) =>
 {% endif %}
 {% if attribute.type is mapping %}
 {% for espec in attribute.type.members | sort(attribute='value') %}
-{% if espec is stable %}
+{#- Grandfather NETWORK_TRANSPORT_VALUE_QUIC as stable until v1.34.0 is released. #}
+{% if espec is stable or (attribute.name == 'network.transport' and espec.value == 'quic') %}
 /**
  * Enum value {{ espec.value | print_member_value }} for attribute {@link ATTR_{{ attribute.name | screaming_snake_case }}}.
  */

semantic-conventions/src/experimental_attributes.ts

@@ -7438,11 +7438,6 @@ export const NETWORK_IO_DIRECTION_VALUE_RECEIVE = "receive" as const;
  */
 export const NETWORK_IO_DIRECTION_VALUE_TRANSMIT = "transmit" as const;
 
-/**
- * Enum value "quic" for attribute {@link ATTR_NETWORK_TRANSPORT}.
- */
-export const NETWORK_TRANSPORT_VALUE_QUIC = "quic" as const;
-
 /**
  * The state of event loop time.
  *

semantic-conventions/src/stable_attributes.ts

@@ -764,6 +764,11 @@ export const ATTR_NETWORK_TRANSPORT = 'network.transport' as const;
  */
 export const NETWORK_TRANSPORT_VALUE_PIPE = "pipe" as const;
 
+/**
+ * Enum value "quic" for attribute {@link ATTR_NETWORK_TRANSPORT}.
+ */
+export const NETWORK_TRANSPORT_VALUE_QUIC = "quic" as const;
+
 /**
  * Enum value "tcp" for attribute {@link ATTR_NETWORK_TRANSPORT}.
  */