fixing workflow, referenced build folder that didn't exist

Author: mccaffers

.github/workflows/build.yml

@@ -41,7 +41,7 @@ jobs:
           CODE_SIGN_IDENTITY="" CODE_SIGNING_REQUIRED=NO
           xcodebuild
           -scheme tests
-          -destination 'platform=macOS'
+          -destination 'platform=macOS,arch=arm64'
           -resultBundlePath TestResult/ 
           -enableCodeCoverage YES 
           -derivedDataPath "${RUNNER_TEMP}/Build/DerivedData" 

backtesting-engine-cpp.xcodeproj/project.pbxproj

@@ -3834,7 +3834,6 @@
 				LIBRARY_SEARCH_PATHS = (
 					"\"$(SRCROOT)/external/libpqxx/build/src\"",
 					"/opt/homebrew/opt/postgresql@18/lib/postgresql",
-					"\"$(SRCROOT)/external/boost-decimal/build\"",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 26.0;
 				MARKETING_VERSION = 1.0;
@@ -3865,7 +3864,6 @@
 				LIBRARY_SEARCH_PATHS = (
 					"\"$(SRCROOT)/external/libpqxx/build/src\"",
 					"/opt/homebrew/opt/postgresql@18/lib/postgresql",
-					"\"$(SRCROOT)/external/boost-decimal/build\"",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 26.0;
 				MARKETING_VERSION = 1.0;