Fixed broken links and syntax in the document

docs/getting-started/8.6.0_docs.md

@@ -79,15 +79,15 @@ When deployed within code, init is called before the graph/diagram description.
 
 **for example**:
 ```
- %%{init: {"theme": "default", "logLevel": 1 }}%%
-  graph LR
-   a-->b
-   b-->c
-   c-->d
-   d-->e
-   e-->f
-   f-->g
-   g-->
+%%{init: {"theme": "default", "logLevel": 1 }}%%
+ graph LR
+  a-->b
+  b-->c
+  c-->d
+  d-->e
+  e-->f
+  f-->g
+  g-->
 ```
 # Wrap
 
@@ -214,4 +214,4 @@ Ensures options parameter does not attempt to override siteConfig secure keys.
 default: current siteConfig  (optional, default `getSiteConfig()`)
 ```
 
-## For more information, read [Setup](https://mermaid-js.github.io/mermaid/#/Setup).
+## For more information, read [Setup](Setup.md).