doc: fix quotes in tls.md

Added the missing single quotes in minVersion and maxVersion of api/tls
doc before TLSv1.2.

PR-URL: #33641
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Juan José Arboleda <soyjuanarbol@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>

doc/api/tls.md

@@ -1416,7 +1416,7 @@ added: v10.6.0
 
 * {string} The default value of the `maxVersion` option of
   [`tls.createSecureContext()`][]. It can be assigned any of the supported TLS
-  protocol versions, `TLSv1.2'`, `'TLSv1.1'`, or `'TLSv1'`.
+  protocol versions, `'TLSv1.2'`, `'TLSv1.1'`, or `'TLSv1'`.
   **Default:** `'TLSv1.2'`.
 
 ## tls.DEFAULT_MIN_VERSION
@@ -1426,7 +1426,7 @@ added: v10.6.0
 
 * {string} The default value of the `minVersion` option of
   [`tls.createSecureContext()`][]. It can be assigned any of the supported TLS
-  protocol versions, `TLSv1.2'`, `'TLSv1.1'`, or `'TLSv1'`.
+  protocol versions, `'TLSv1.2'`, `'TLSv1.1'`, or `'TLSv1'`.
   **Default:** `'TLSv1'`, unless changed using CLI options. Using
   `--tls-min-v1.0` sets the default to `'TLSv1'`. Using `--tls-min-v1.1` sets
   the default to `'TLSv1.1'`. Using `--tls-min-v1.2` sets the default to