🐛 Fixed reading time for RTL languages

closes: https://github.com/TryGhost/Ghost/issues/14365
closes: https://github.com/TryGhost/SDK/issues/366
closes: https://github.com/TryGhost/SDK/issues/389
refs: https://github.com/TryGhost/SDK/pull/431

- our word count helper has been updated to handle RTL languages
- this should also fix the reading time as it uses the same underlying function

Co-authored-by: Emmanuel-Melon <emmanuelgatwech@gmail.com>

package.json

@@ -73,7 +73,7 @@
     "@tryghost/email-content-generator": "0.1.3",
     "@tryghost/errors": "1.2.12",
     "@tryghost/express-dynamic-redirects": "0.2.13",
-    "@tryghost/helpers": "1.1.69",
+    "@tryghost/helpers": "1.1.70",
     "@tryghost/image-transform": "1.0.32",
     "@tryghost/job-manager": "0.8.24",
     "@tryghost/kg-card-factory": "3.1.3",

yarn.lock

@@ -1692,10 +1692,10 @@
   dependencies:
     jsonwebtoken "^8.5.1"
 
-"@tryghost/helpers@1.1.69":
-  version "1.1.69"
-  resolved "https://registry.yarnpkg.com/@tryghost/helpers/-/helpers-1.1.69.tgz#8bc2bd39ea9fb6d10fa8df8854e73c0bcd713e17"
-  integrity sha512-IjAJ2/J53bO9aZbrJtKxLeM21/bwBYcjLnA+i5FDOXigLB+DRABsGF//fCjqMqerCUKOPijf69HydqxT7n8Buw==
+"@tryghost/helpers@1.1.70":
+  version "1.1.70"
+  resolved "https://registry.yarnpkg.com/@tryghost/helpers/-/helpers-1.1.70.tgz#25c79e3da3720289df06612c391d73e7bb1f04c9"
+  integrity sha512-/R1DLsUhprQjB1YHtufxk447QauWWgudNt3gnVPsEP4I6yB2ACK2uqrigOlWRzo3R8/BytpwmAV4N4vhTOia+Q==
   dependencies:
     lodash-es "^4.17.11"