opencl: Suppress warning on ocl-icd 2.2.10+

A hack to compare versions. Since we're only dealing with
versions of 2.y.z and 1.x and only providing informative
warnings this hack should do the work for now without
introducing complicated version comparison routines.

Author: xlz

src/opencl_depth_packet_processor.cpp

@@ -271,7 +271,7 @@ class OpenCLDepthPacketProcessorImpl: public WithPerfLogging
       char buf[16];
       if (clGetICDLoaderInfoOCLICD(CL_ICDL_VERSION, sizeof(buf), buf, NULL) == CL_SUCCESS)
       {
-        if (strcmp(buf, "2.2.4") < 0)
+        if (strcmp(buf, "2.2.4") < 0 && strlen(buf) <= 5)
           LOG_WARNING << "Your ocl-icd has deadlock bugs. Update to 2.2.4+ is recommended.";
       }
     }