[linux] fix mapping for pageinfo (#14579)

Author: AndersonQ

packages/linux/changelog.yml

@@ -1,4 +1,9 @@
 # newer versions go on top
+- version: "0.7.2"
+  changes:
+    - description: Fix mapping for pageinfo
+      type: bugfix
+      link: http://github.com/elastic/integrations/pull/14579
 - version: "0.7.1"
   changes:
     - description: Avoid using dynamic template for flattened fields

packages/linux/data_stream/pageinfo/fields/fields.yml

@@ -193,7 +193,7 @@
     - name: nodes.*
       type: object
       object_type: keyword
-      object_type_mapping_type: "*"
+      object_type_mapping_type: "string"
       description: >
         Raw allocation info from /proc/pagetypeinfo
 

packages/linux/manifest.yml

@@ -1,7 +1,7 @@
 format_version: 3.3.0
 name: linux
 title: Linux Metrics
-version: 0.7.1
+version: 0.7.2
 description: Collect metrics from Linux servers with Elastic Agent.
 type: integration
 categories: