chore: update .env.template

Signed-off-by: Tomas Dvorak <toomas2d@gmail.com>

.env.template

@@ -1,30 +1,30 @@
 # LLM Provider (watsonx/ollama/openai/groq/bam)
-LLM_BACKEND=ollama
+LLM_BACKEND="ollama"
 
 ## WatsonX
-# WATSONX_API_KEY=
-# WATSONX_PROJECT_ID=
+# WATSONX_API_KEY=""
+# WATSONX_PROJECT_ID=""
 # WATSONX_MODEL="meta-llama/llama-3-1-70b-instruct"
 # WATSONX_REGION="us-south"
 
 ## Ollama
-# OLLAMA_HOST=http://0.0.0.0:11434
+# OLLAMA_HOST="http://0.0.0.0:11434"
 # OLLAMA_MODEL="llama3.1:8b"
 
 ## OpenAI
-# OPENAI_API_KEY=
+# OPENAI_API_KEY=""
 # OPENAI_MODEL="gpt-4o"
 
 ## Groq
-# GROQ_API_KEY=
+# GROQ_API_KEY=""
 # GROQ_MODEL="llama-3.1-70b-versatile"
 
 ## BAM
-# GENAI_API_KEY=
+# GENAI_API_KEY=""
 # GENAI_MODEL="meta-llama/llama-3-1-70b-instruct"
 
 # Tools
-CODE_INTERPRETER_URL=http://127.0.0.1:50051
+CODE_INTERPRETER_URL="http://127.0.0.1:50051"
 
 # Framework related
 BEE_FRAMEWORK_LOG_PRETTY=true