Change casing of makefile to Makefile #4159

Job	Run time
Lint	50s
Component Tests	44s
Unit Tests	3m 3s
Build unsigned snapshot	3m 56s
Build Grafana Dashboard Example	1m 15s
Build signed snapshot	6m 27s
Performance Tests	7m 20s
Integration Tests - Official OSS Images (bookworm, stable, debian)	4m 29s
Integration Tests - Official OSS Images (bookworm, mainline, debian)	4m 16s
Integration Tests (rockylinux, 8)	4m 26s
Integration Tests - Official OSS Images (alpine, stable, alpine)	4m 10s
Integration Tests - Official Plus Images (alpine, 3.20, r32, alpine, /nginx-plus/agent)	4m 28s
Integration Tests (rockylinux, 9)	4m 32s
Integration Tests - Official OSS Images (alpine, mainline, alpine)	4m 15s
Integration Tests - Official Plus Images (alpine, 3.19, r31, alpine, /nginx-plus/agent)	4m 15s
Integration Tests (almalinux, 8)	4m 25s
Integration Tests - Official Plus Images (debian, bookworm, r32, debian, /nginx-plus/agent)	4m 36s
Integration Tests (almalinux, 9)	4m 37s
Integration Tests - Official Plus Images (debian, bookworm, r31, debian, /nginx-plus/agent)	4m 20s
Integration Tests (amazonlinux, 2)	5m 5s
Integration Tests (amazonlinux, 2023)	4m 24s
Integration Tests (oraclelinux, 8)	5m 33s
Integration Tests (oraclelinux, 9)	4m 35s
Integration Tests (ubuntu, 24.04)	3m 28s
Integration Tests (alpine, 3.17)	3m 23s
Integration Tests (alpine, 3.18)	3m 15s
Integration Tests (alpine, 3.19)	3m 15s
Integration Tests (alpine, 3.20)	3m 17s
Integration Tests (debian, bullseye-slim)	3m 40s
Integration Tests (debian, bookworm-slim)	3m 27s
trigger-release-workflow	0s
	1h 59m 46s

Provide feedback