docs: Fix markdown syntax

1) Fenced code blocks's keyword "```" should be placed in row 0, or
markdown interpreter will not recognize it;

2) Add blank line between header and content to produce line break.

Bug-AGL: SPEC-2714

Change-Id: I535a5b906df1b9839befa45bd37e921686cb59ae
Signed-off-by: Li Xiaoming <lixm.fnst@cn.fujitsu.com>

1 files changed, 5 insertions, 5 deletions

diff --git a/docs/Reference/LuaUnitAssertionFunctions/1_ValueAssertions.md b/docs/Reference/LuaUnitAssertionFunctions/1_ValueAssertions.md
index ed927cd..103adf8 100644
--- a/docs/Reference/LuaUnitAssertionFunctions/1_ValueAssertions.md
+++ b/docs/Reference/LuaUnitAssertionFunctions/1_ValueAssertions.md
@@ -41,18 +41,18 @@
 
     Example :
 
-    ```lua
-    `s1='toto'
+```lua
+    s1='toto'
     s2='to'..'to'
     t1={1,2}
     t2={1,2}
     luaunit.assertIs(s1,s1) -- ok
     luaunit.assertIs(s1,s2) -- ok
     luaunit.assertIs(t1,t1) -- ok
-    luaunit.assertIs(t1,t2) -- fail`
-    ```
+    luaunit.assertIs(t1,t2) -- fail
+```
 
 * **_AFT.assertNotIs(actual, expected)**
 
     Assert that two variables are not identical, in the sense that they do not
-    refer to the same value. See assertIs() for more details.
\ No newline at end of file
+    refer to the same value. See assertIs() for more details.