content: Remove outdated new-in badges

content/en/functions/images/AutoOrient.md

@@ -10,8 +10,6 @@ params:
     signatures: [images.AutoOrient]
 ---
 
-{{< new-in 0.121.2 />}}
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 ## Usage
 
 Create the filter:

content/en/functions/math/Rand.md

@@ -10,8 +10,6 @@ params:
     signatures: [math.Rand]
 ---
 
-{{< new-in 0.121.2 />}}
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 The `math.Rand` function returns a pseudo-random number in the half-open [interval](g) [0.0, 1.0).
 
 ```go-html-template

content/en/functions/transform/XMLEscape.md

@@ -10,8 +10,6 @@ params:
     signatures: [transform.XMLEscape INPUT]
 ---
 
-{{< new-in 0.121.0 />}}
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 The `transform.XMLEscape` function removes [disallowed characters] as defined in the XML specification, then escapes the result by replacing the following characters with [HTML entities]:
 
 - `"` → `&#34;`