shell-tools: remove unreachable statements

resources/shell-tools/bin/fix-dockerfile.sh

@@ -43,11 +43,9 @@ case $i in
     -v|--version)
     printVersion
     exit 0
-    shift # past argument with no value
     ;;
     -h|--help)
     printUsage
-    shift
     ;;
     *)
           # further/unknown options

resources/shell-tools/bin/pull.sh

@@ -46,11 +46,9 @@ case $i in
     -v|--version)
     printVersion
     exit 0
-    shift # past argument with no value
     ;;
     -h|--help)
     printUsage
-    shift
     ;;
     *)
           # further/unknown options

resources/shell-tools/bin/push.sh

@@ -46,11 +46,9 @@ case $i in
     -v|--version)
     printVersion
     exit 0
-    shift # past argument with no value
     ;;
     -h|--help)
     printUsage
-    shift
     ;;
     *)
           # further/unknown options

resources/shell-tools/bin/tagging.sh

@@ -86,11 +86,9 @@ case $i in
     -v|--version)
     printVersion
     exit 0
-    shift # past argument with no value
     ;;
     -h|--help)
     printUsage
-    shift
     ;;
     *)
           # further/unknown options