[ja] update content/ja/docs/concepts/context-propagation page

[Msksgm]

I updated content/ja/docs/concepts/context-propagation page because it is outdated.
I just fix outdated links in this page.

This issue is related to #6172.

> npm run check:i18n -- -d content/ja/docs/concepts/context-propagation.md

> check:i18n
> scripts/check-i18n.sh -d content/ja/docs/concepts/context-propagation.md

Processing paths: content/ja/docs/concepts/context-propagation.md
diff --git a/content/en/docs/concepts/context-propagation.md b/content/en/docs/concepts/context-propagation.md
index 31537ffd..d7134048 100644
--- a/content/en/docs/concepts/context-propagation.md
+++ b/content/en/docs/concepts/context-propagation.md
@@ -4,11 +4,11 @@ weight: 10
 description: Learn about the concept that enables Distributed Tracing.
 ---

-With context propagation, [Signals](/docs/concepts/signals) can be correlated
-with each other, regardless of where they are generated. Although not limited to
-tracing, context propagation allows [traces](/docs/concepts/signals/traces) to
-build causal information about a system across services that are arbitrarily
-distributed across process and network boundaries.
+With context propagation, [signals](../signals/) can be correlated with each
+other, regardless of where they are generated. Although not limited to tracing,
+context propagation allows [traces](../signals/traces/) to build causal
+information about a system across services that are arbitrarily distributed
+across process and network boundaries.

 To understand context propagation, you need to understand two separate concepts:
 context and propagation.
@@ -33,7 +33,7 @@ information to be propagated from one service to another.

 Propagation is usually handled by instrumentation libraries and is transparent
 to the user. In the event that you need to manually propagate context, you can
-use Propagation APIs.
+use the [Propagators API](/docs/specs/otel/context/api-propagators/).

 OpenTelemetry maintains several official propagators. The default propagator is
 using the headers specified by theDRIFTED files: 1 out of 1

[ymotongpoo]

LGTM

c.f. #6172

[ymotongpoo]

@Msksgm thank you for your contribution. if you are to contribute more for the fix of obsolete docs, can you add checks on the list on #6172

[Msksgm]

@Msksgm thank you for your contribution. if you are to contribute more for the fix of obsolete docs, can you add checks on the list on #6172

@ymotongpoo

Thank you for a lot of your review.
I would like to want to do other obsolete documentations.
However, I cannot add checks on the list on #6172 due to the permissions.