chore(docs): auto generate docs

Author: epwalsh

doc/obsidian_api.txt

@@ -278,7 +278,7 @@ Apply a function over all notes in the current vault.
 
 Parameters ~
 {on_note} `(fun(note: obsidian.Note))`
-{on_done} `(fun())`
+{on_done} `(fun()|?)`
 {timeout} `(integer|?)` Timeout in milliseconds.
 
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@@ -288,7 +288,7 @@ Like apply, but the callback takes a path instead of a note instance.
 
 Parameters ~
 {on_path} `(fun(path: string))`
-{on_done} `(fun())`
+{on_done} `(fun()|?)`
 {timeout} `(integer|?)` Timeout in milliseconds.
 
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