[8.19] [Synthetics] Added useLogicalAndFor to get monitors endpoint docs (elastic#219348) (elastic#219378)

# Backport

This will backport the following commits from `main` to `8.19`:
- [[Synthetics] Added useLogicalAndFor to get monitors endpoint docs
(elastic#219348)](elastic#219348)

<!--- Backport version: 9.6.6 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sorenlouv/backport)

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Co-authored-by: Francesco Fagnani <[email protected]>

Author: kibanamachine

oas_docs/output/kibana.yaml

@@ -22685,6 +22685,22 @@ paths:
             oneOf:
               - type: string
               - type: array
+        - description: |
+            Specifies whether to apply logical AND filtering for specific fields. Accepts either a string with values "tags" or "locations" or an array containing both.
+          in: query
+          name: useLogicalAndFor
+          schema:
+            oneOf:
+              - enum:
+                  - tags
+                  - locations
+                type: string
+              - items:
+                  enum:
+                    - tags
+                    - locations
+                  type: string
+                type: array
       responses:
         '200':
           content:

x-pack/solutions/observability/plugins/synthetics/docs/openapi/synthetic_apis.yaml

@@ -112,6 +112,23 @@ paths:
             oneOf:
               - type: string
               - type: array
+        - name: useLogicalAndFor
+          description: >
+            Specifies whether to apply logical AND filtering for specific fields.
+            Accepts either a string with values "tags" or "locations" or an array containing both.
+          in: query
+          schema:
+            oneOf:
+              - type: string
+                enum:
+                  - tags
+                  - locations
+              - type: array
+                items:
+                  type: string
+                  enum:
+                    - tags
+                    - locations
       responses:
         '200':
           description: A successful response.