[PATCH 01/40] Fix troff error in find(1).

* find/find.1 (EXAMPLES): Fix misspelled comment.

Fixes warning from "nroff -ww -man":
troff:/.../share/man/man1/find.1:2245: warning: name '.".nr' not defined

Fixes other warnings from "nroff -C -ww -man":
troff:./find/find.1:2255: warning: name '."' not defined
troff:./find/find.1:2255: warning: register '[' not defined
---
 find/find.1 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/find/find.1 b/find/find.1
index a51a2f4b..8904330c 100644
--- a/find/find.1
+++ b/find/find.1
@@ -2252,7 +2252,7 @@ .SH ENVIRONMENT VARIABLES
 .SH EXAMPLES
 .\" A bulleted \[bu] list of examples.
 .SS Simple `find|xargs` approach
-.\.".nr margin_n \n[an-margin]u/1n
+.\".nr margin_n \n[an-margin]u/1n
 .\"an-margin is \n[margin_n]n
 .\".nr prev-indent_n \n[an-prevailing-indent]u/1n
 .\"an-prevailing-indent] is \n[prev-indent_n]n
-- 
2.30.2

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