gnu: Rationalize texlive-updmap.cfg and texlive-tiny inputs.

TEXLIVE-UPDMAP.CFG and TEXLIVE-TINY should only be used as native inputs.
Also remove texlive packages already provided by them.

* doc/build.scm (pdf-manual):
* gnu/packages/algebra.scm (pari-gp):
* gnu/packages/bioinformatics.scm (discrover):
(phyml):
(velvet):
* gnu/packages/chemistry.scm (yaehmop):
* gnu/packages/chez.scm (stex-bootstrap):
(chez-web):
(chez-sockets):
* gnu/packages/cran.scm (r-prereg):
* gnu/packages/docbook.scm (dblatex):
* gnu/packages/emacs-xyz.scm (emacs-auctex):
* gnu/packages/engineering.scm (fastcap):
* gnu/packages/fsf.scm (book-faif):
* gnu/packages/graphviz.scm (dot2tex):
* gnu/packages/maths.scm (hypre):
* gnu/packages/ocaml.scm (unison):
(ocaml-bibtex2html):
* gnu/packages/plotutils.scm (asymptote):
* gnu/packages/python-xyz.scm (python-nbconvert):
(python-pypandoc):
* gnu/packages/radio.scm (gnuradio):
(libosmo-dsp):
* gnu/packages/statistics.scm (r-with-tests):
* gnu/packages/tex.scm (texlive-makecmds):
(texlive-innerscript):
(teximpatient):
(texlive-xkeyval): Remove texlive packages already provided by
TEXLIVE-UPDMAP.CFG.  Don't add TEXLIVE-TINY or TEXLIVE-UPDMAP.CFG as inputs.

gnu/packages/engineering.scm

@@ -578,7 +578,7 @@ featuring various improvements and bug fixes.")))
      ;; FIXME: with texlive-tiny citation references are rendered as question
      ;; marks.  During the build warnings like these are printed:
      ;; LaTeX Warning: Citation `nabors91' on page 2 undefined on input line 3.
-     `(("texlive" ,(texlive-updmap.cfg (list texlive-amsfonts)))
+     `(("texlive" ,texlive-tiny)
        ("ghostscript" ,ghostscript)))
     (arguments
      `(#:make-flags '("CC=gcc" "RM=rm" "SHELL=sh" "all")