docs: Update doc_template.md

[melissahenderson]

Revised documentation PR template to include only the most important steps

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🚀 Performance Test Results

Test Configuration:

• VUs: 4
• Duration: 1m0s

Test Metrics:

• Requests/s: 48.02
• Iterations/s: 16.00
• Failed Requests: 0.00% (0 of 2890)

📜 Logs

> performance@1.0.0 run-tests:testenv /home/runner/work/rafiki/rafiki/test/performance
> ./scripts/run-tests.sh -e test "-k" "-q" "--vus" "4" "--duration" "1m"

Cloud Nine GraphQL API is up: http://localhost:3101/graphql
Cloud Nine Wallet Address is up: http://localhost:3100/
Happy Life Bank Address is up: http://localhost:4100/
cloud-nine-wallet-test-backend already set
cloud-nine-wallet-test-auth already set
happy-life-bank-test-backend already set
happy-life-bank-test-auth already set
     data_received..................: 1.0 MB 17 kB/s
     data_sent......................: 2.2 MB 37 kB/s
     http_req_blocked...............: avg=6.44µs   min=1.95µs   med=5.37µs   max=543.61µs p(90)=6.69µs   p(95)=7.57µs  
     http_req_connecting............: avg=357ns    min=0s       med=0s       max=373.34µs p(90)=0s       p(95)=0s      
     http_req_duration..............: avg=82.63ms  min=6.96ms   med=66.51ms  max=364.57ms p(90)=143.86ms p(95)=166.38ms
       { expected_response:true }...: avg=82.63ms  min=6.96ms   med=66.51ms  max=364.57ms p(90)=143.86ms p(95)=166.38ms
     http_req_failed................: 0.00%  ✓ 0         ✗ 2890
     http_req_receiving.............: avg=92.76µs  min=25.55µs  med=79.79µs  max=2.59ms   p(90)=118.8µs  p(95)=155.09µs
     http_req_sending...............: avg=36.43µs  min=10.09µs  med=29.39µs  max=1.02ms   p(90)=43.97µs  p(95)=58.15µs 
     http_req_tls_handshaking.......: avg=0s       min=0s       med=0s       max=0s       p(90)=0s       p(95)=0s      
     http_req_waiting...............: avg=82.5ms   min=6.81ms   med=66.41ms  max=364.49ms p(90)=143.72ms p(95)=166.28ms
     http_reqs......................: 2890   48.023042/s
     iteration_duration.............: avg=249.65ms min=162.12ms med=235.64ms max=768.57ms p(90)=313.35ms p(95)=347.4ms 
     iterations.....................: 963    16.002142/s
     vus............................: 4      min=4       max=4 
     vus_max........................: 4      min=4       max=4