attempt to disable Tex float image placement

.github/workflows/update_freedv_manual.yml

@@ -30,7 +30,7 @@ jobs:
            
       - name: Render User Manual to PDF and HTML
         run: |
-             git_hash=$(git describe --always HEAD); date=$(date "+%b %d %Y"); pandoc USER_MANUAL.md -o USER_MANUAL.pdf -fmarkdown-implicit_figures --from=markdown -V geometry:margin=1in --toc --highlight-style=espresso --number-sections -V title:"FreeDV User Manual\linebreak ${date} ${git_hash}"
+             git_hash=$(git describe --always HEAD); date=$(date "+%b %d %Y"); pandoc USER_MANUAL.md -o USER_MANUAL.pdf -fmarkdown-implicit_figures --from=markdown -V geometry:margin=1in --toc --highlight-style=espresso --number-sections -V title:"FreeDV User Manual\linebreak ${date} ${git_hash}" -H disable_float.tex
              pandoc -o USER_MANUAL.html -fmarkdown-implicit_figures --from=markdown --number-sections USER_MANUAL.md
              ls -l USER_MANUAL.*
         

disable_float.tex

@@ -0,0 +1,8 @@
+\usepackage{float}
+\let\origfigure\figure
+\let\endorigfigure\endfigure
+\renewenvironment{figure}[1][2] {
+    \expandafter\origfigure\expandafter[H]
+} {
+    \endorigfigure
+}