The build process fails on tests if run as root

[asklymenko]

Description of the issue

The build process fails on tests if run as root. The non-root build works correctly.

Platform: Debian 12

Steps to reproduce:

1. Login as root (or any other user with id=0). Clone code
2. Run: make clean test check_secrets amazon-cloudwatch-agent-linux package-deb

It fail with following errors:

    useragent_test.go:132: 
        	Error Trace:	/build/src/amazon-cloudwatch-agent/amazon-cloudwatch-agent/extension/agenthealth/handler/useragent/useragent_test.go:132
        	Error:      	"map[nop:{}]" should have 2 item(s), but has 1
        	Test:       	TestEmf
    useragent_test.go:136: 
        	Error Trace:	/build/src/amazon-cloudwatch-agent/amazon-cloudwatch-agent/extension/agenthealth/handler/useragent/useragent_test.go:136
        	Error:      	Not equal: 
        	            	expected: "inputs:(nop run_as_user)"
        	            	actual  : "inputs:(nop)"
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1 +1 @@
        	            	-inputs:(nop run_as_user)
        	            	+inputs:(nop)
        	Test:       	TestEmf

--- FAIL: TestSetComponentsEmpty (0.00s)
    useragent_test.go:82: 
        	Error Trace:	/build/src/amazon-cloudwatch-agent/amazon-cloudwatch-agent/extension/agenthealth/handler/useragent/useragent_test.go:82
        	Error:      	"map[]" should have 1 item(s), but has 0
        	Test:       	TestSetComponentsEmpty
    useragent_test.go:86: 
        	Error Trace:	/build/src/amazon-cloudwatch-agent/amazon-cloudwatch-agent/extension/agenthealth/handler/useragent/useragent_test.go:86
        	Error:      	Not equal: 
        	            	expected: "inputs:(run_as_user)"
        	            	actual  : ""
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1 +1 @@
        	            	-inputs:(run_as_user)
        	            	+
        	Test:       	TestSetComponentsEmpty

Description of changes

It checks whether 'ua.input' is empty.

License

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Tests

Test finished successfully.

Requirements

Before commiting your code, please do the following steps.

1. Run make fmt and make fmt-sh
2. Run make lint

---

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