Increase test count to improve reliability

Update TESTFLAGS to run unit tests twice (-count=2) instead of once. This helps detect flakey tests and order-dependent issues more effectively, as recommended in #30892.

Signed-off-by: J Taylor <jtaylor@example.com>
Signed-off-by: Jarred Taylor <jarrede20@gmail.com>

Makefile

@@ -21,7 +21,7 @@ ACCEPTANCE_RUN_TESTS = .
 PKG         := ./...
 TAGS        :=
 TESTS       := .
-TESTFLAGS   := -shuffle=on -count=1
+TESTFLAGS   := -shuffle=on -count=2
 LDFLAGS     := -w -s
 GOFLAGS     :=
 CGO_ENABLED ?= 0