[FE training-materials-updates] Update link to 4d labs

[Michael Opdenacker]

Repository : git://git.free-electrons.com/training-materials.git
On branch  : master
Link       : http://git.free-electrons.com/training-materials/commit/?id=a4b5e15796a3c21b5d5dcb6aceeb5e93dba37985

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commit a4b5e15796a3c21b5d5dcb6aceeb5e93dba37985
Author: Michael Opdenacker <michael.opdenacker at free-electrons.com>
Date:   Tue Jan 24 13:36:36 2017 +0100

    Update link to 4d labs
    
    Signed-off-by: Michael Opdenacker <michael.opdenacker at free-electrons.com>


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a4b5e15796a3c21b5d5dcb6aceeb5e93dba37985
 lab-data/embedded-linux-4d    | 1 +
 lab-data/embedded-linux-4days | 1 -
 2 files changed, 1 insertion(+), 1 deletion(-)

diff --git a/lab-data/embedded-linux-4d b/lab-data/embedded-linux-4d
new file mode 120000
index 0000000..b4e2eb9
--- /dev/null
+++ b/lab-data/embedded-linux-4d
@@ -0,0 +1 @@
+embedded-linux
\ No newline at end of file
diff --git a/lab-data/embedded-linux-4days b/lab-data/embedded-linux-4days
deleted file mode 120000
index b4e2eb9..0000000
--- a/lab-data/embedded-linux-4days
+++ /dev/null
@@ -1 +0,0 @@
-embedded-linux
\ No newline at end of file