build: fix windows installer build for NSIS v3.05 (ethereum#22821)

With the update to a newer AppVeyor build image, creating the Windows installer no longer worked because of a string quoting error in EnvVarUpdate.nsh. This applies the fix recommended in https://stackoverflow.com/questions/62081765.
frozeman · Oct 15, 2021 · c9ee7ad · c9ee7ad
1 parent 5c41e92
commit c9ee7ad
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/build/nsis.envvarupdate.nsh b/build/nsis.envvarupdate.nsh
@@ -43,7 +43,7 @@
   !ifndef Un${StrFuncName}_INCLUDED
     ${Un${StrFuncName}}
   !endif
-  !define un.${StrFuncName} "${Un${StrFuncName}}"
+  !define un.${StrFuncName} '${Un${StrFuncName}}'
 !macroend
 
 !insertmacro _IncludeStrFunction StrTok