DEV: remove hardcoded parallelism flags

Author: lucascolley

pixi.toml

@@ -27,7 +27,7 @@ cwd = "."
 
 [feature.build.tasks.build-only]
 # Just build without configure
-cmd = ["cmake", "--build", "build", "-j2"]
+cmd = ["cmake", "--build", "build"]
 cwd = "."
 
 [feature.build.tasks.build]
@@ -64,7 +64,7 @@ configure-tests.env.XSREF_TABLES_PATH = "$PWD/xsref/tables"
 # build for tests
 build-tests.depends-on = ["configure-tests", "build-only"]
 # run tests
-tests.cmd = "ctest --output-on-failure --test-dir build/tests -j2"
+tests.cmd = "ctest --output-on-failure --test-dir build/tests"
 tests.depends-on = ["clone-xsref", "build-tests"]
 tests.cwd = "."