Mark SIP 37 as complete

Assigned number 37 to SIP “Quote escapes for interpolations”.

Implemented in Scala 2.13.6 in scala/scala#9536
Implemented in Scala 3.0.0 in scala/scala3#7486

content/interpolation-quote-escape.md

@@ -1,7 +1,8 @@
 ---
 layout: sip
-title: SIP-NN - Quote escapes for interpolations
-vote-status: pending
+title: SIP-37 - Quote escapes for interpolations
+vote-status: complete
+vote-text: This SIP has been implemented in Scala 2.13.6 and Scala 3.0.0
 permalink: /sips/:title.html
 redirect_from: /sips/pending/interpolation-quote-escape.html
 ---
@@ -126,4 +127,4 @@ proposals.
 [^4]: https://github.com/scala/bug/issues/6476#issuecomment-292412577 "@retronym said: +1 to s"$"". Because it doesn't compile today, we don't risk changing the meaning of existing programs."
 [^5]: https://github.com/Scala/Scala/pull/6953/files#diff-0023b3bfa053fb16603156b785efa7ad ""
 [^6]: https://github.com/Scala/Scala/pull/4308 "SI-6476 Accept escaped quotes in interp strings"
-[^7]: https://github.com/lampepfl/dotty/pull/7486 "PR in dotty"
+[^7]: https://github.com/lampepfl/dotty/pull/7486 "PR in dotty"