Update arguments.md

spelling error for conjunction

Author: brodiep21

docs/input/docs/usage/cli/arguments.md

@@ -34,10 +34,10 @@ GitVersion [path]
                     'file' or 'buildserver', will default to 'json'.
     /outputfile     Path to output file. It is used in combination with /output
                     'file'.
-    /showvariable   Used in conjuntion with /output json, will output just a
+    /showvariable   Used in conjunction with /output json, will output just a
                     particular variable. E.g. /output json /showvariable SemVer
                     - will output `1.2.3+beta.4`
-    /format         Used in conjuntion with /output json, will output a format
+    /format         Used in conjunction with /output json, will output a format
                     containing version variables.
                     E.g. /output json /format {SemVer} - will output `1.2.3+beta.4`
                          /output json /format {Major}.{Minor} - will output `1.2`