Add inline code fencing in v0.112.1 post (#2150)

Author: Kissaki

blog/2026-04-11-nushell_v0_112_1.md

@@ -469,7 +469,7 @@ Now you see this output in the `--testbin` section of the help.
 
 ### Added support for parsing `hh:mm:ss` formatted strings in `into duration` <JumpToc/> <PrBy :pr="17781" user="fdncred" />
 
-Added the ability to parse `h:m:s` with `into datetime` with optional .mmm for millis, .mmmmmm for micros, and .mmmmmmmmm for nanos.
+Added the ability to parse `h:m:s` with `into datetime` with optional `.mmm` for millis, `.mmmmmm` for micros, and `.mmmmmmmmm` for nanos.
 
 It has to be in the format of `h:m:s`:
 
@@ -494,7 +494,7 @@ When it is, it should just work:
 3hr 34min
 ```
 
-When minutes or seconds >= 60 there are errors:
+When minutes or seconds >= `60` there are errors:
 
 ```ansi :no-line-numbers
 > "3:61:0" | into duration