Upgrade Hugo to v0.49.2 (#102)

.hugo/version

@@ -1 +1 @@
-0.49/extended
+0.49.2/extended

netlify.toml

@@ -3,10 +3,10 @@
   command = "make prepare && hugo --source demo --baseURL $URL"
 
 [context.production.environment]
-  HUGO_VERSION = "0.49"
+  HUGO_VERSION = "0.49.2"
 
 [context.deploy-preview]
   command = "make prepare && hugo --source demo --buildFuture --buildDrafts --baseURL $DEPLOY_PRIME_URL"
 
 [context.deploy-preview.environment]
-  HUGO_VERSION = "0.49"
+  HUGO_VERSION = "0.49.2"