Dockerfile - Add support to run sb command inside docker image (#356)

**Description**
Add support to run sb command inside docker image - install missing dependency.

dockerfile/cuda11.1.1.dockerfile

@@ -123,4 +123,5 @@ RUN make -j ${NUM_MAKE_JOBS} -C third_party cuda
 
 ADD . .
 RUN python3 -m pip install .[nvidia,torch,ort] && \
-    make cppbuild
+    make cppbuild && \
+    make postinstall

dockerfile/rocm4.0-pytorch1.7.0.dockerfile

@@ -117,4 +117,5 @@ RUN mv /root/.local/bin/* /opt/conda/bin/ && \
 
 ADD . .
 RUN python3 -m pip install .[torch,ort] && \
-    make cppbuild
+    make cppbuild && \
+    make postinstall

dockerfile/rocm4.2-pytorch1.7.0.dockerfile

@@ -112,4 +112,5 @@ RUN ROCM_VERSION=rocm-4.2.0 make -j -C third_party rocm
 
 ADD . .
 RUN python3 -m pip install .[torch,ort] && \
-    make cppbuild
+    make cppbuild && \
+    make postinstall

dockerfile/rocm5.0-pytorch1.9.0.dockerfile

@@ -115,4 +115,5 @@ RUN ROCM_VERSION=rocm-5.0.0 make -j ${NUM_MAKE_JOBS} -C third_party rocm
 
 ADD . .
 RUN python3 -m pip install .[torch,ort]  && \
-    make cppbuild
+    make cppbuild && \
+    make postinstall

dockerfile/rocm5.0.1-pytorch1.9.0.dockerfile

@@ -115,4 +115,5 @@ RUN ROCM_VERSION=rocm-5.0.1 make -j ${NUM_MAKE_JOBS} -C third_party rocm
 
 ADD . .
 RUN python3 -m pip install .[torch,ort]  && \
-    make cppbuild
+    make cppbuild && \
+    make postinstall

dockerfile/rocm5.1.1-pytorch1.10.0.dockerfile

@@ -138,4 +138,5 @@ RUN ROCM_VERSION=release/rocm-rel-5.1 make -j ${NUM_MAKE_JOBS} -C third_party ro
 
 ADD . .
 RUN python3 -m pip install .[torch,ort]  && \
-    make cppbuild
+    make cppbuild && \
+    make postinstall