Merge pull request #25527 from thaJeztah/fix-image-load-api-docs

docs: add missing content-type header for image load
(cherry picked from commit 5fd483695f8d5ffa297f40730f21031f629333e7)

Conflicts:
	docs/reference/api/docker_remote_api_v1.25.md
diff --git a/docs/reference/api/docker_remote_api_v1.18.md b/docs/reference/api/docker_remote_api_v1.18.md
index 44a8a0f..d7f1ed1 100644
--- a/docs/reference/api/docker_remote_api_v1.18.md
+++ b/docs/reference/api/docker_remote_api_v1.18.md
@@ -1843,6 +1843,7 @@
 **Example request**
 
     POST /images/load
+    Content-Type: application/x-tar
 
     Tarball in body
 
diff --git a/docs/reference/api/docker_remote_api_v1.19.md b/docs/reference/api/docker_remote_api_v1.19.md
index 3181f7b..885311c 100644
--- a/docs/reference/api/docker_remote_api_v1.19.md
+++ b/docs/reference/api/docker_remote_api_v1.19.md
@@ -1924,6 +1924,7 @@
 **Example request**
 
     POST /images/load
+    Content-Type: application/x-tar
 
     Tarball in body
 
diff --git a/docs/reference/api/docker_remote_api_v1.20.md b/docs/reference/api/docker_remote_api_v1.20.md
index cce8223..3ec8591 100644
--- a/docs/reference/api/docker_remote_api_v1.20.md
+++ b/docs/reference/api/docker_remote_api_v1.20.md
@@ -2068,6 +2068,7 @@
 **Example request**
 
     POST /images/load
+    Content-Type: application/x-tar
 
     Tarball in body
 
diff --git a/docs/reference/api/docker_remote_api_v1.21.md b/docs/reference/api/docker_remote_api_v1.21.md
index 0560ccd..7c619bc 100644
--- a/docs/reference/api/docker_remote_api_v1.21.md
+++ b/docs/reference/api/docker_remote_api_v1.21.md
@@ -2219,6 +2219,7 @@
 **Example request**
 
     POST /images/load
+    Content-Type: application/x-tar
 
     Tarball in body
 
diff --git a/docs/reference/api/docker_remote_api_v1.22.md b/docs/reference/api/docker_remote_api_v1.22.md
index cf2dd76..94df884 100644
--- a/docs/reference/api/docker_remote_api_v1.22.md
+++ b/docs/reference/api/docker_remote_api_v1.22.md
@@ -2608,6 +2608,7 @@
 **Example request**
 
     POST /images/load
+    Content-Type: application/x-tar
 
     Tarball in body
 
diff --git a/docs/reference/api/docker_remote_api_v1.23.md b/docs/reference/api/docker_remote_api_v1.23.md
index 0575dfc..eac0f44 100644
--- a/docs/reference/api/docker_remote_api_v1.23.md
+++ b/docs/reference/api/docker_remote_api_v1.23.md
@@ -2653,6 +2653,7 @@
 **Example request**
 
     POST /images/load
+    Content-Type: application/x-tar
 
     Tarball in body
 
diff --git a/docs/reference/api/docker_remote_api_v1.24.md b/docs/reference/api/docker_remote_api_v1.24.md
index e1bb39a..43c54ae 100644
--- a/docs/reference/api/docker_remote_api_v1.24.md
+++ b/docs/reference/api/docker_remote_api_v1.24.md
@@ -2666,6 +2666,7 @@
 **Example request**
 
     POST /images/load
+    Content-Type: application/x-tar
 
     Tarball in body