LaTeX subscript fontification is applied to text regions within chunks in poly-noweb

[bryce-carson]

Pictured is the fontification issue. Quoted is the help description of a character within a code chunk displayed with the wrong fontification.

             position: 7565 of 16400 (46%), column: 12
            character: F (displayed as F) (codepoint 70, #o106, #x46)
              charset: ascii (ASCII (ISO646 IRV))
code point in charset: 0x46
               script: latin
               syntax: w 	which means: word
             category: .:Base, L:Strong L2R, U:Uppercase, a:ASCII, l:Latin, r:Roman
             to input: type "C-x 8 RET 46" or "C-x 8 RET LATIN CAPITAL LETTER F"
          buffer code: #x46
            file code: #x46 (encoded by coding system utf-8-unix)
              display: by this font (glyph code):
    ftcrhb:-agrc-Agave Nerd Font Mono-regular-normal-normal-*-19-*-*-*-m-0-iso10646-1 (#x29)

Character code properties: customize what to show
  name: LATIN CAPITAL LETTER F
  general-category: Lu (Letter, Uppercase)
  decomposition: (70) ('F')

There is an overlay here:
 From 7553 to 7621
  face                 hl-line
  priority             -50
  window               [Show]


There are text properties here:
  :pm-mode             c-mode
  :pm-span             [Show]
  :pm-span-old         [Show]
  c-in-sws             t
  display              (raise -0.2)
  face                 (font-lock-function-name-face (:background "#21ca20c426e9" :extend t))
  fontified            t

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