README.md: Fix mark-down nested bullet syntax

Change-Id: I0b5a4cc00be4a8adba2797092fca41b99b336b79
---
M README.md
1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index e222994..8c7ee41 100644
--- a/README.md
+++ b/README.md
@@ -14,11 +14,11 @@
 ------------------
 
 * Osmocom SIMtrace 1.x with SAM3 controller
- * this is open hardware and schematics / PCB design is published
+  * this is open hardware and schematics / PCB design is published
 * sysmocom sysmoQMOD (with 4 Modems,  4 SIM slots and 2 SAM3)
- * this is a proprietary device, publicly available from sysmocom
+  * this is a proprietary device, publicly available from sysmocom
 * sysmocom OWHW (with 2 Modems and 1 SAM3 onboard)
- * this is not publicly available hardware, but still supported
+  * this is not publicly available hardware, but still supported
 
 This Repository
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