pages/*: add backticks around I/O streams (#10436)

* as suggested in #10428
* standard input  => `stdin`
* standard output => `stdout`
* standard error  => `stderr`

Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

pages/common/bison.md

@@ -7,7 +7,7 @@
 
 `bison {{path/to/file.y}}`
 
-- Compile in debug mode, which causes the resulting parser to write additional information to the standard output:
+- Compile in debug mode, which causes the resulting parser to write additional information to `stdout`:
 
 `bison --debug {{path/to/file.y}}`