Autogenerate missing docs (#3514)

* Autogenerate missing docs

* Update ansi.md

* Rename question mark command docs

* Delete empty?.md

docs/commands/path-dirname.md

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+# path dirname
+Get the parent directory of a path
+
+## Usage
+```shell
+> path dirname ...args {flags} 
+ ```
+
+## Parameters
+* ...args: Optionally operate by column path
+
+## Flags
+* -h, --help: Display this help message
+* -r, --replace <string>: Return original path with dirname replaced by this string
+* -n, --num-levels <integer>: Number of directories to walk up
+
+## Examples
+  Get dirname of a path
+```shell
+> echo '/home/joe/code/test.txt' | path dirname
+ ```
+
+  Walk up two levels
+```shell
+> echo '/home/joe/code/test.txt' | path dirname -n 2
+ ```
+
+  Replace the part that would be returned with a custom path
+```shell
+> echo '/home/joe/code/test.txt' | path dirname -n 2 -r /home/viking
+ ```
+