Update copy on the membership tab as requested
remove js for generating link href
Merge branch 'master' of github.com:guardian/frontend into mem-tab-copy-change

* 'master' of github.com:guardian/frontend:
  Use Agate Sans new font family name
  Remove unnecessary .nav properties
  remove unused parameter
  Add timeout to loading sentimental comments
  cleanup unused imports
  fix article navigation improvements regression
  Put top bar icons where they used to be on mobile
  Fine tune charsets
  Load a larger character set for Guardian Text Sans Web
  Build and reference the correct font names
  Remove storage font cleanup introduced in 1c513ca845e2e6ac7ed66e47f6d7fcf8536ac753
  Point webfonts fallback back to pasteup
  Use guss-typography 2.0.0 and its new font scale
  Update guss-typography
  Add guss-webfonts to the project
  Add webfonts to the linting exceptions
  correct badge text colour on multimedia
  different ad slot size if multimedia
Merge pull request #5177 from guardian/mem-tab-copy-change

Mem tab: copy change