chore(docs): fix cache control headers (#7622)

* chore(docs): fix cache control headers

CF is merging them

* try 2

Author: wmertens

packages/docs/public/_headers

@@ -1,19 +1,18 @@
 /*
-  Cache-Control: public, max-age=3600, s-maxage=3600
+  Cache-Control: public, max-age=3600, s-maxage=3600;
 
 /assets/*
   ! Cache-Control
-  Cache-Control: public, max-age=31536000, s-maxage=31536000, immutable
+  Cache-Control: public, max-age=31536000, s-maxage=31536000, immutable;
 
 /build/*
   ! Cache-Control
-  Cache-Control: public, max-age=31536000, s-maxage=31536000, immutable
+  Cache-Control: public, max-age=31536000, s-maxage=31536000, immutable;
 
 /*.svg
   ! Cache-Control
-  Cache-Control: public, max-age=86400, s-maxage=86400
+  Cache-Control: public, max-age=86400, s-maxage=86400;
 
 /favicon.ico
   ! Cache-Control
-  Cache-Control: public, max-age=604800, s-maxage=604800
-
+  Cache-Control: public, max-age=604800, s-maxage=604800;