website: updated link to RE2 regex syntax page
Docs had old link to google code, which does not redirect to the new syntax page.
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@ -290,7 +290,7 @@ The supported built-in functions are:
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as a regular expression. If using a regular expression, `replace`
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as a regular expression. If using a regular expression, `replace`
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can reference subcaptures in the regular expression by using `$n` where
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can reference subcaptures in the regular expression by using `$n` where
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`n` is the index or name of the subcapture. If using a regular expression,
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`n` is the index or name of the subcapture. If using a regular expression,
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the syntax conforms to the [re2 regular expression syntax](https://code.google.com/p/re2/wiki/Syntax).
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the syntax conforms to the [re2 regular expression syntax](https://github.com/google/re2/wiki/Syntax).
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* `sha1(string)` - Returns a (conventional) hexadecimal representation of the
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* `sha1(string)` - Returns a (conventional) hexadecimal representation of the
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SHA-1 hash of the given string.
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SHA-1 hash of the given string.
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