Amend runtime overlay

Amend runtime text to include ": " so that it can be overwritten

defaults/overlays/runtimes.yml

@@ -14,7 +14,7 @@ external_templates:
           - library_type: show
             value: episode
     default:
-      text: Runtime
+      text: "Runtime: "
     horizontal_offset: 15
     horizontal_align: right
     vertical_offset: 30
@@ -22,7 +22,7 @@ external_templates:
     back_color: "#00000099"
     back_width: 600
     back_height: 105
-    final_name: "text(<<text>>: <<runtimeH>>h <<runtimeM>>m)"
+    final_name: "text(<<text>><<runtimeH>>h <<runtimeM>>m)"
 
 overlays:
   runtime_info:

docs/defaults/overlays/runtimes.md

@@ -41,7 +41,7 @@ All [Shared Overlay Variables](../overlay_variables) are available with the defa
 
 | Variable       | Description & Values                                                                                                                                                |
 |:---------------|:--------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| `text`         | **Description:** Choose the text for the Overlay.<br>**Default:** `Runtime`<br>**Values:** Any String                                                               |
+| `text`         | **Description:** Choose the text for the Overlay.<br>**Default:** `Runtime: `<br>**Values:** Any String                                                               |
 | `font`         | **Description:** Choose the font for the Overlay.<br>**Default:** `fonts/Inter-Medium.ttf`<br>**Values:** Path to font file                                         |
 | `font_style`   | **Description:** Font style for Variable Fonts.<br>**Values:** Variable Font Style                                                                                  |
 | `font_size`    | **Description:** Choose the font size for the Overlay.<br>**Default:** `55`<br>**Values:** Any Number greater then 0                                                |