fix: small typo (alshedivat#1143)

fix a small typo

Author: zhenglin-charlie-li

_config.yml

@@ -104,7 +104,7 @@ contact_note: >
 # Analytics and search engine verification
 # -----------------------------------------------------------------------------
 
-google_analytics:  # your Goole Analytics measurement ID (format: G-XXXXXXXXXX)
+google_analytics:  # your Google Analytics measurement ID (format: G-XXXXXXXXXX)
 panelbear_analytics:  # panelbear analytics site ID (format: XXXXXXXXX)
 
 google_site_verification:  # your google-site-verification ID (Google Search Console)