docs(vimfn): fix vimdoc parser errors

runtime/lua/vim/_meta/vimfn.lua

@@ -212,8 +212,9 @@ function vim.fn.assert_beeps(cmd) end
 --- always matters.
 --- Example: >vim
 ---   call assert_equal('foo', 'bar', 'baz')
---- <Will add the following to |v:errors|:
----   test.vim line 12: baz: Expected 'foo' but got 'bar' ~
+--- <Will add the following to |v:errors|: >
+---   test.vim line 12: baz: Expected 'foo' but got 'bar'
+--- <
 ---
 --- @param expected any
 --- @param actual any
@@ -336,8 +337,9 @@ function vim.fn.assert_inrange(lower, upper, actual, msg) end
 ---
 --- Example: >vim
 ---   call assert_match('^f.*o$', 'foobar')
---- <Will result in a string to be added to |v:errors|:
----   test.vim line 12: Pattern '^f.*o$' does not match 'foobar' ~
+--- <Will result in a string to be added to |v:errors|: >
+---   test.vim line 12: Pattern '^f.*o$' does not match 'foobar'
+--- <
 ---
 --- @param pattern string
 --- @param actual string
@@ -6731,54 +6733,54 @@ function vim.fn.prevnonblank(lnum) end
 ---           *E1500*
 --- You cannot mix positional and non-positional arguments: >vim
 ---     echo printf("%s%1$s", "One", "Two")
---- <    E1500: Cannot mix positional and non-positional arguments:
----     %s%1$s
----
+---     " E1500: Cannot mix positional and non-positional arguments:
+---     " %s%1$s
+--- <
 ---           *E1501*
 --- You cannot skip a positional argument in a format string: >vim
 ---     echo printf("%3$s%1$s", "One", "Two", "Three")
---- <    E1501: format argument 2 unused in $-style format:
----     %3$s%1$s
----
+---     " E1501: format argument 2 unused in $-style format:
+---     " %3$s%1$s
+--- <
 ---           *E1502*
 --- You can re-use a [field-width] (or [precision]) argument: >vim
 ---     echo printf("%1$d at width %2$d is: %01$*2$d", 1, 2)
---- <    1 at width 2 is: 01
----
+---     " 1 at width 2 is: 01
+--- <
 --- However, you can't use it as a different type: >vim
 ---     echo printf("%1$d at width %2$ld is: %01$*2$d", 1, 2)
---- <    E1502: Positional argument 2 used as field width reused as
----     different type: long int/int
----
+---     " E1502: Positional argument 2 used as field width reused as
+---     " different type: long int/int
+--- <
 ---           *E1503*
 --- When a positional argument is used, but not the correct number
 --- or arguments is given, an error is raised: >vim
 ---     echo printf("%1$d at width %2$d is: %01$*2$.*3$d", 1, 2)
---- <    E1503: Positional argument 3 out of bounds: %1$d at width
----     %2$d is: %01$*2$.*3$d
----
+---     " E1503: Positional argument 3 out of bounds: %1$d at width
+---     " %2$d is: %01$*2$.*3$d
+--- <
 --- Only the first error is reported: >vim
 ---     echo printf("%01$*2$.*3$d %4$d", 1, 2)
---- <    E1503: Positional argument 3 out of bounds: %01$*2$.*3$d
----     %4$d
----
+---     " E1503: Positional argument 3 out of bounds: %01$*2$.*3$d
+---     " %4$d
+--- <
 ---           *E1504*
 --- A positional argument can be used more than once: >vim
 ---     echo printf("%1$s %2$s %1$s", "One", "Two")
---- <    One Two One
----
+---     " One Two One
+--- <
 --- However, you can't use a different type the second time: >vim
 ---     echo printf("%1$s %2$s %1$d", "One", "Two")
---- <    E1504: Positional argument 1 type used inconsistently:
----     int/string
----
+---     " E1504: Positional argument 1 type used inconsistently:
+---     " int/string
+--- <
 ---           *E1505*
 --- Various other errors that lead to a format string being
 --- wrongly formatted lead to: >vim
 ---     echo printf("%1$d at width %2$d is: %01$*2$.3$d", 1, 2)
---- <    E1505: Invalid format specifier: %1$d at width %2$d is:
----     %01$*2$.3$d
----
+---     " E1505: Invalid format specifier: %1$d at width %2$d is:
+---     " %01$*2$.3$d
+--- <
 ---           *E1507*
 --- This internal error indicates that the logic to parse a
 --- positional format argument ran into a problem that couldn't be