Migrate grc blocks from xml to yaml

Convert the blocks using cmdline_converter.py script from
https://gist.githubusercontent.com/haakov/4228ff6a14486641add538483093e86b/raw/c861a840e31182ace2e74f5425e356cb4f8b183a/cmdline_converter.py

Change-Id: Iee5c611a2e100bd2fdf487611a867dc937d8c292
diff --git a/grc/misc_utils/gsm_controlled_rotator_cc.block.yml b/grc/misc_utils/gsm_controlled_rotator_cc.block.yml
new file mode 100644
index 0000000..b26af92
--- /dev/null
+++ b/grc/misc_utils/gsm_controlled_rotator_cc.block.yml
@@ -0,0 +1,26 @@
+# auto-generated by grc.converter
+
+id: gsm_controlled_rotator_cc
+label: Controlled Rotator
+
+parameters:
+-   id: phase_inc
+    label: phase_inc
+    dtype: real
+    default: '0'
+
+inputs:
+-   domain: stream
+    dtype: complex
+
+outputs:
+-   domain: stream
+    dtype: complex
+
+templates:
+    imports: import grgsm
+    make: grgsm.controlled_rotator_cc(${phase_inc})
+    callbacks:
+    - set_phase_inc(${phase_inc})
+
+file_format: 1