Convert TOML front matter to YAML (#49690)

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

docs/sources/image-rendering/_index.md

@@ -1,10 +1,16 @@
-+++
-aliases = ["/docs/grafana/latest/administration/image_rendering/", "/docs/grafana/latest/image-rendering/"]
-description = "Image rendering"
-keywords = ["grafana", "image", "rendering", "plugin"]
-title = "Image rendering"
-weight = 55
-+++
+---
+aliases:
+  - /docs/grafana/latest/administration/image_rendering/
+  - /docs/grafana/latest/image-rendering/
+description: Image rendering
+keywords:
+  - grafana
+  - image
+  - rendering
+  - plugin
+title: Image rendering
+weight: 55
+---
 
 # Image rendering
 

docs/sources/image-rendering/monitoring.md

@@ -1,10 +1,16 @@
-+++
-aliases = ["/docs/grafana/latest/image-rendering/monitoring/"]
-description = "Image rendering monitoring"
-keywords = ["grafana", "image", "rendering", "plugin", "monitoring"]
-title = "Monitoring the image renderer"
-weight = 100
-+++
+---
+aliases:
+  - /docs/grafana/latest/image-rendering/monitoring/
+description: Image rendering monitoring
+keywords:
+  - grafana
+  - image
+  - rendering
+  - plugin
+  - monitoring
+title: Monitoring the image renderer
+weight: 100
+---
 
 # Monitoring the image renderer
 

docs/sources/image-rendering/troubleshooting.md

@@ -1,10 +1,16 @@
-+++
-aliases = ["/docs/grafana/latest/image-rendering/troubleshooting/"]
-description = "Image rendering troubleshooting"
-keywords = ["grafana", "image", "rendering", "plugin", "troubleshooting"]
-title = "Troubleshooting"
-weight = 115
-+++
+---
+aliases:
+  - /docs/grafana/latest/image-rendering/troubleshooting/
+description: Image rendering troubleshooting
+keywords:
+  - grafana
+  - image
+  - rendering
+  - plugin
+  - troubleshooting
+title: Troubleshooting
+weight: 115
+---
 
 # Troubleshoot image rendering