[dv] Cleanup lint warnings in entropy_src tb

Signed-off-by: Srikrishna Iyer <sriyer@google.com>
diff --git a/hw/ip/entropy_src/dv/tb/tb.sv b/hw/ip/entropy_src/dv/tb/tb.sv
index d338368..bed49ec 100644
--- a/hw/ip/entropy_src/dv/tb/tb.sv
+++ b/hw/ip/entropy_src/dv/tb/tb.sv
@@ -38,7 +38,7 @@
     .tl_o                 (tl_if.d2h  ),
 
     .efuse_es_sw_reg_en_i (efuse_es_sw_reg_en),
-  
+
     .entropy_src_hw_if_o  (),
     .entropy_src_hw_if_i  (),