Controller: Fix frontmatter and paths for api specs (#373)

Author: nginx-jack

content/controller/api/reference/ctlr-adc-api.md

@@ -4,9 +4,14 @@ description: Represents the state of the F5 NGINX Controller Application Deliver
 docs: DOCS-1280
 type:
 - reference
+doctypes:
+  - reference
+type: redoc
+tags:
+  - api
 title: ADC API
 toc: false
 weight: 300
 ---
 
-{{< openapi spec="/controller/api/reference/ctlr-adc-openapi.json" >}}
+{{< openapi spec="./nginx-controller/api/reference/ctlr-adc-openapi.json" >}}

content/controller/api/reference/ctlr-analytics-api.md

@@ -3,9 +3,14 @@ description: Represents the state of the F5 NGINX Controller Analytics REST API.
 docs: DOCS-1279
 type:
 - reference
+doctypes:
+  - reference
+type: redoc
+tags:
+  - api
 title: Analytics API
 toc: false
 weight: 200
 ---
 
-{{< openapi spec="/controller/api/reference/ctlr-analytics-openapi.json" >}}
+{{< openapi spec="./nginx-controller/api/reference/ctlr-analytics-openapi.json" >}}

content/controller/api/reference/ctlr-apim-api.md

@@ -3,9 +3,14 @@ description: Represents the state of the F5 NGINX Controller API Management REST
 docs: DOCS-1281
 type:
 - reference
+doctypes:
+  - reference
+type: redoc
+tags:
+  - api
 title: APIM API
 toc: false
 weight: 400
 ---
 
-{{< openapi spec="/controller/api/reference/ctlr-apim-openapi.json" >}}
+{{< openapi spec="./nginx-controller/api/reference/ctlr-apim-openapi.json" >}}

content/controller/api/reference/ctlr-platform-api.md

@@ -1,11 +1,13 @@
 ---
 description: Represents the state of the F5 NGINX Controller Platform REST API.
 docs: DOCS-1278
-type:
-- reference
+doctypes:
+  - reference
+type: redoc
+tags:
+  - api
 title: Platform API
 toc: false
-weight: 100
 ---
 
-{{< openapi spec="/controller/api/reference/ctlr-platform-openapi.json" >}}
+{{< openapi spec="./nginx-controller/api/reference/ctlr-platform-openapi.json" >}}