Allow icons in classic letter (moderncv#176)

* Allow icons in classic letter

* Add socials for fancy and banking themes

* Update changelog

---------

Co-authored-by: Cali Garmo <[email protected]>

Author: thecaligarmo

CHANGELOG

@@ -2,6 +2,7 @@ version next
 - Change moderncvcolors.tex to a .sty file for MikTeX compatibility (#199)
 - Fix error when omitting the photo in contemporary style (#201)
 - Fix spacing between first and last name (#204)
+- Include social icons in cover letter for styles classic, fancy and banking (#170)
 - Update Oldstyle to use symbols instead of marvosym (#209)
 
 version 2.4.1 (18 Jul 2024)

moderncvheadi.sty

@@ -180,6 +180,8 @@
         \ifthenelse{\isundefined{\@email}}{}{\makenewline\emailsymbol\emaillink{\@email}}%
         \ifthenelse{\isundefined{\@homepage}}{}{\makenewline\homepagesymbol%
           \ifthenelse{\equal{\@homepageprotocol}{http}}{\httplink{\@homepage}}{\httpslink{\@homepage}}}%
+        \collectionloop{socials}{% the key holds the social type (=symbol command prefix), the item holds the link
+          \makenewline\csname\collectionloopkey socialsymbol\endcsname\collectionloopitem}%
         \ifthenelse{\isundefined{\@extrainfo}}{}{\makenewline\@extrainfo}}\fi%
     \end{minipage}\\[2em]
   % recipient block

moderncvheadiii.sty

@@ -159,6 +159,8 @@
         \ifthenelse{\isundefined{\@email}}{}{\makenewline\emailsymbol\emaillink{\@email}}%
         \ifthenelse{\isundefined{\@homepage}}{}{\makenewline\homepagesymbol%
           \ifthenelse{\equal{\@homepageprotocol}{http}}{\httplink{\@homepage}}{\httpslink{\@homepage}}}%
+          \collectionloop{socials}{% the key holds the social type (=symbol command prefix), the item holds the link
+          \makenewline\csname\collectionloopkey socialsymbol\endcsname\collectionloopitem}%
         \ifthenelse{\isundefined{\@extrainfo}}{}{\makenewline\@extrainfo}}\fi%
     \end{minipage}\\[2em]
    % recipient block

moderncvheadv.sty

@@ -160,6 +160,8 @@
         \ifthenelse{\isundefined{\@email}}{}{\makenewline\emailsymbol\emaillink{\@email}}%
         \ifthenelse{\isundefined{\@homepage}}{}{\makenewline\homepagesymbol%
           \ifthenelse{\equal{\@homepageprotocol}{http}}{\httplink{\@homepage}}{\httpslink{\@homepage}}}%
+          \collectionloop{socials}{% the key holds the social type (=symbol command prefix), the item holds the link
+          \makenewline\csname\collectionloopkey socialsymbol\endcsname\collectionloopitem}%
         \ifthenelse{\isundefined{\@extrainfo}}{}{\makenewline\@extrainfo}}\fi%
     \end{minipage}\\[2em]
   % recipient block