Add current alias to all files (#48635)

* Add aliases to all files

Signed-off-by: Jack Baldry <jack.baldry@grafana.com>

* Prettify front matter

Signed-off-by: Jack Baldry <jack.baldry@grafana.com>

docs/sources/plugins/_index.md

@@ -1,4 +1,5 @@
 +++
+aliases = ["/docs/grafana/latest/plugins/"]
 title = "Plugins"
 weight = 160
 +++

docs/sources/plugins/catalog.md

@@ -1,6 +1,6 @@
 +++
-title = "Plugin catalog"
 aliases = ["/docs/grafana/latest/plugins/catalog/"]
+title = "Plugin catalog"
 weight = 1
 +++
 

docs/sources/plugins/installation.md

@@ -1,6 +1,6 @@
 +++
-title = "Install plugins"
 aliases = ["/docs/grafana/latest/plugins/installation/"]
+title = "Install plugins"
 weight = 1
 +++
 

docs/sources/plugins/plugin-signatures.md

@@ -1,7 +1,7 @@
 +++
+aliases = ["/docs/grafana/latest/plugins/plugin-signature-verification/", "/docs/grafana/latest/plugins/plugin-signatures/"]
 title = "Plugin signatures"
 type = "docs"
-aliases = ["/docs/grafana/latest/plugins/plugin-signature-verification"]
 +++
 
 # Plugin signatures