Update to latest theme and add social i18n translations

config.yaml

@@ -10,6 +10,7 @@ params:
   titleShort: EHRI-UK
   facebookUrl: 'https://facebook.com/EHRIproject'
   twitterUrl: 'https://twitter.com/EHRIproject'
+  linkedinUrl: 'https://www.linkedin.com/company/ehri-european-holocaust-research-infrastructure'
 
   # `contactName` and `contactEmail` are used to populate the contact page.
   contactName: EHRI UK

i18n/cy.yaml

@@ -79,4 +79,28 @@ contact_thanks:
   other: Diolch am eich neges
 
 contact_back:
-  other: Ewch yn ôl i'r ffurflen
+  other: Ewch yn ôl i'r ffurflen
+
+social_media:
+  other: Cyfryngau Cymdeithasol
+
+social_follow_us:
+  other: Dilynwch ni ar gyfryngau cymdeithasol
+
+social_facebook:
+  other: Facebook
+
+social_facebook_follow:
+  other: Dilynwch ni ar Facebook
+
+social_x:
+  other: X (gynt Twitter)
+
+social_x_follow:
+  other: Dilynwch ni ar X (gynt Twitter)
+
+social_linkedin:
+  other: LinkedIn
+
+social_linkedin_follow:
+  other: Dilynwch ni ar LinkedIn